diff --git a/x-pack/plugins/lens/public/embeddable/embeddable.tsx b/x-pack/plugins/lens/public/embeddable/embeddable.tsx
index 263198871f07a..2e0ab2401c70f 100644
--- a/x-pack/plugins/lens/public/embeddable/embeddable.tsx
+++ b/x-pack/plugins/lens/public/embeddable/embeddable.tsx
@@ -7,6 +7,7 @@
 
 import { isEqual, uniqBy } from 'lodash';
 import React from 'react';
+import { i18n } from '@kbn/i18n';
 import { render, unmountComponentAtNode } from 'react-dom';
 import type {
   ExecutionContextSearch,
@@ -41,11 +42,7 @@ import {
   ReferenceOrValueEmbeddable,
 } from '../../../../../src/plugins/embeddable/public';
 import { Document, injectFilterReferences } from '../persistence';
-import {
-  ExpressionWrapper,
-  ExpressionWrapperProps,
-  savedObjectConflictError,
-} from './expression_wrapper';
+import { ExpressionWrapper, ExpressionWrapperProps } from './expression_wrapper';
 import { UiActionsStart } from '../../../../../src/plugins/ui_actions/public';
 import {
   isLensBrushEvent,
@@ -63,6 +60,7 @@ import { LensAttributeService } from '../lens_attribute_service';
 import type { ErrorMessage } from '../editor_frame_service/types';
 import { getLensInspectorService, LensInspector } from '../lens_inspector_service';
 import { SharingSavedObjectProps } from '../types';
+import type { SpacesPluginStart } from '../../../spaces/public';
 
 export type LensSavedObjectAttributes = Omit<Document, 'savedObjectId' | 'type'>;
 export interface ResolvedLensSavedObjectAttributes extends LensSavedObjectAttributes {
@@ -108,6 +106,7 @@ export interface LensEmbeddableDeps {
   getTriggerCompatibleActions?: UiActionsStart['getTriggerCompatibleActions'];
   capabilities: { canSaveVisualizations: boolean; canSaveDashboards: boolean };
   usageCollection?: UsageCollectionSetup;
+  spaces?: SpacesPluginStart;
 }
 
 export class Embeddable
@@ -281,8 +280,17 @@ export class Embeddable
     };
     const { ast, errors } = await this.deps.documentToExpression(this.savedVis);
     this.errors = errors;
-    if (sharingSavedObjectProps?.outcome === 'conflict') {
-      const conflictError = savedObjectConflictError(sharingSavedObjectProps.errorJSON!);
+    if (sharingSavedObjectProps?.outcome === 'conflict' && this.deps.spaces) {
+      const conflictError = {
+        shortMessage: i18n.translate('xpack.lens.embeddable.legacyURLConflict.shortMessage', {
+          defaultMessage: `You've encountered a URL conflict`,
+        }),
+        longMessage: (
+          <this.deps.spaces.ui.components.getSavedObjectConflictMessage
+            json={sharingSavedObjectProps.errorJSON!}
+          />
+        ),
+      };
       this.errors = this.errors ? [...this.errors, conflictError] : [conflictError];
     }
     this.expression = ast ? toExpression(ast) : null;
diff --git a/x-pack/plugins/lens/public/embeddable/embeddable_factory.ts b/x-pack/plugins/lens/public/embeddable/embeddable_factory.ts
index 954905c51a4b7..e51ec4c3e5588 100644
--- a/x-pack/plugins/lens/public/embeddable/embeddable_factory.ts
+++ b/x-pack/plugins/lens/public/embeddable/embeddable_factory.ts
@@ -24,6 +24,7 @@ import { LensAttributeService } from '../lens_attribute_service';
 import { DOC_TYPE } from '../../common/constants';
 import { ErrorMessage } from '../editor_frame_service/types';
 import { extract, inject } from '../../common/embeddable_factory';
+import type { SpacesPluginStart } from '../../../spaces/public';
 
 export interface LensEmbeddableStartServices {
   timefilter: TimefilterContract;
@@ -38,6 +39,7 @@ export interface LensEmbeddableStartServices {
   documentToExpression: (
     doc: Document
   ) => Promise<{ ast: Ast | null; errors: ErrorMessage[] | undefined }>;
+  spaces?: SpacesPluginStart;
 }
 
 export class EmbeddableFactory implements EmbeddableFactoryDefinition {
@@ -90,6 +92,7 @@ export class EmbeddableFactory implements EmbeddableFactoryDefinition {
       capabilities,
       usageCollection,
       inspector,
+      spaces,
     } = await this.getStartServices();
 
     const { Embeddable } = await import('../async_services');
@@ -110,6 +113,7 @@ export class EmbeddableFactory implements EmbeddableFactoryDefinition {
           canSaveVisualizations: Boolean(capabilities.visualize.save),
         },
         usageCollection,
+        spaces,
       },
       input,
       parent
diff --git a/x-pack/plugins/lens/public/embeddable/expression_wrapper.tsx b/x-pack/plugins/lens/public/embeddable/expression_wrapper.tsx
index c827fe74cc52b..3de914d13d69d 100644
--- a/x-pack/plugins/lens/public/embeddable/expression_wrapper.tsx
+++ b/x-pack/plugins/lens/public/embeddable/expression_wrapper.tsx
@@ -5,20 +5,10 @@
  * 2.0.
  */
 
-import React, { useState } from 'react';
+import React from 'react';
 import { I18nProvider } from '@kbn/i18n/react';
 import { FormattedMessage } from '@kbn/i18n/react';
-import {
-  EuiFlexGroup,
-  EuiFlexItem,
-  EuiText,
-  EuiIcon,
-  EuiEmptyPrompt,
-  EuiButtonEmpty,
-  EuiCallOut,
-  EuiSpacer,
-  EuiLink,
-} from '@elastic/eui';
+import { EuiFlexGroup, EuiFlexItem, EuiText, EuiIcon, EuiEmptyPrompt } from '@elastic/eui';
 import {
   ExpressionRendererEvent,
   ReactExpressionRendererType,
@@ -28,7 +18,6 @@ import type { KibanaExecutionContext } from 'src/core/public';
 import { ExecutionContextSearch } from 'src/plugins/data/public';
 import { DefaultInspectorAdapters, RenderMode } from 'src/plugins/expressions';
 import classNames from 'classnames';
-import { i18n } from '@kbn/i18n';
 import { getOriginalRequestErrorMessages } from '../editor_frame_service/error_helper';
 import { ErrorMessage } from '../editor_frame_service/types';
 import { LensInspector } from '../lens_inspector_service';
@@ -172,52 +161,3 @@ export function ExpressionWrapper({
     </I18nProvider>
   );
 }
-
-const SavedObjectConflictMessage = ({ json }: { json: string }) => {
-  const [expandError, setExpandError] = useState(false);
-  return (
-    <>
-      <FormattedMessage
-        id="xpack.lens.embeddable.legacyURLConflict.longMessage"
-        defaultMessage="Disable the {documentationLink} associated with this object."
-        values={{
-          documentationLink: (
-            <EuiLink
-              external
-              href="https://www.elastic.co/guide/en/kibana/master/legacy-url-aliases.html"
-              target="_blank"
-            >
-              {i18n.translate('xpack.lens.embeddable.legacyURLConflict.documentationLinkText', {
-                defaultMessage: 'legacy URL alias',
-              })}
-            </EuiLink>
-          ),
-        }}
-      />
-      <EuiSpacer />
-      {expandError ? (
-        <EuiCallOut
-          title={i18n.translate('xpack.lens.embeddable.legacyURLConflict.expandErrorText', {
-            defaultMessage: `This object has the same URL as a legacy alias. Disable the alias to resolve this error : {json}`,
-            values: { json },
-          })}
-          color="danger"
-          iconType="alert"
-        />
-      ) : (
-        <EuiButtonEmpty onClick={() => setExpandError(true)}>
-          {i18n.translate('xpack.lens.embeddable.legacyURLConflict.expandError', {
-            defaultMessage: `Show more`,
-          })}
-        </EuiButtonEmpty>
-      )}
-    </>
-  );
-};
-
-export const savedObjectConflictError = (json: string): ErrorMessage => ({
-  shortMessage: i18n.translate('xpack.lens.embeddable.legacyURLConflict.shortMessage', {
-    defaultMessage: `You've encountered a URL conflict`,
-  }),
-  longMessage: <SavedObjectConflictMessage json={json} />,
-});
diff --git a/x-pack/plugins/lens/public/plugin.ts b/x-pack/plugins/lens/public/plugin.ts
index 7891b5990989c..1532b2b099104 100644
--- a/x-pack/plugins/lens/public/plugin.ts
+++ b/x-pack/plugins/lens/public/plugin.ts
@@ -212,6 +212,7 @@ export class LensPlugin {
         uiActions: plugins.uiActions,
         usageCollection,
         inspector: plugins.inspector,
+        spaces: plugins.spaces,
       };
     };
 
diff --git a/x-pack/plugins/maps/kibana.json b/x-pack/plugins/maps/kibana.json
index b55dbb1d49455..da410e35fe723 100644
--- a/x-pack/plugins/maps/kibana.json
+++ b/x-pack/plugins/maps/kibana.json
@@ -28,6 +28,7 @@
     "savedObjectsTagging",
     "charts",
     "security",
+    "spaces",
     "usageCollection"
   ],
   "ui": true,
diff --git a/x-pack/plugins/maps/public/_index.scss b/x-pack/plugins/maps/public/_index.scss
index 01363209cfffd..a1ee0059420f7 100644
--- a/x-pack/plugins/maps/public/_index.scss
+++ b/x-pack/plugins/maps/public/_index.scss
@@ -13,4 +13,5 @@
 @import 'connected_components/index';
 @import 'components/index';
 @import 'classes/index';
-@import 'animations';
\ No newline at end of file
+@import 'animations';
+@import 'embeddable/index';
diff --git a/x-pack/plugins/maps/public/embeddable/_index.scss b/x-pack/plugins/maps/public/embeddable/_index.scss
new file mode 100644
index 0000000000000..00b89bc6ad43e
--- /dev/null
+++ b/x-pack/plugins/maps/public/embeddable/_index.scss
@@ -0,0 +1,7 @@
+.mapEmbeddedError {
+  flex-grow: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: auto;
+}
diff --git a/x-pack/plugins/maps/public/embeddable/map_embeddable.tsx b/x-pack/plugins/maps/public/embeddable/map_embeddable.tsx
index 5a37e8ee8e9ba..aac0943c24361 100644
--- a/x-pack/plugins/maps/public/embeddable/map_embeddable.tsx
+++ b/x-pack/plugins/maps/public/embeddable/map_embeddable.tsx
@@ -12,6 +12,7 @@ import { Provider } from 'react-redux';
 import { render, unmountComponentAtNode } from 'react-dom';
 import { Subscription } from 'rxjs';
 import { Unsubscribe } from 'redux';
+import { EuiEmptyPrompt } from '@elastic/eui';
 import {
   Embeddable,
   IContainer,
@@ -65,6 +66,7 @@ import {
   getCoreI18n,
   getHttp,
   getChartsPaletteServiceGetColor,
+  getSpacesApi,
   getSearchService,
 } from '../kibana_services';
 import { LayerDescriptor, MapExtent } from '../../common/descriptor_types';
@@ -338,22 +340,37 @@ export class MapEmbeddable
       return;
     }
 
-    const I18nContext = getCoreI18n().Context;
+    const sharingSavedObjectProps = this._savedMap.getSharingSavedObjectProps();
+    const spaces = getSpacesApi();
+    const content =
+      sharingSavedObjectProps && spaces && sharingSavedObjectProps?.outcome === 'conflict' ? (
+        <div className="mapEmbeddedError">
+          <EuiEmptyPrompt
+            iconType="alert"
+            iconColor="danger"
+            data-test-subj="embeddable-maps-failure"
+            body={spaces.ui.components.getSavedObjectConflictMessage({
+              json: sharingSavedObjectProps.errorJSON!,
+            })}
+          />
+        </div>
+      ) : (
+        <MapContainer
+          onSingleValueTrigger={this.onSingleValueTrigger}
+          addFilters={this.input.hideFilterActions ? null : this.addFilters}
+          getFilterActions={this.getFilterActions}
+          getActionContext={this.getActionContext}
+          renderTooltipContent={this._renderTooltipContent}
+          title={this.getTitle()}
+          description={this.getDescription()}
+          waitUntilTimeLayersLoad$={waitUntilTimeLayersLoad$(this._savedMap.getStore())}
+        />
+      );
 
+    const I18nContext = getCoreI18n().Context;
     render(
       <Provider store={this._savedMap.getStore()}>
-        <I18nContext>
-          <MapContainer
-            onSingleValueTrigger={this.onSingleValueTrigger}
-            addFilters={this.input.hideFilterActions ? null : this.addFilters}
-            getFilterActions={this.getFilterActions}
-            getActionContext={this.getActionContext}
-            renderTooltipContent={this._renderTooltipContent}
-            title={this.getTitle()}
-            description={this.getDescription()}
-            waitUntilTimeLayersLoad$={waitUntilTimeLayersLoad$(this._savedMap.getStore())}
-          />
-        </I18nContext>
+        <I18nContext>{content}</I18nContext>
       </Provider>,
       this._domNode
     );
diff --git a/x-pack/plugins/maps/public/kibana_services.ts b/x-pack/plugins/maps/public/kibana_services.ts
index c4340a051a07d..0156a699eca98 100644
--- a/x-pack/plugins/maps/public/kibana_services.ts
+++ b/x-pack/plugins/maps/public/kibana_services.ts
@@ -53,6 +53,7 @@ export const getNavigateToApp = () => coreStart.application.navigateToApp;
 export const getSavedObjectsTagging = () => pluginsStart.savedObjectsTagging;
 export const getPresentationUtilContext = () => pluginsStart.presentationUtil.ContextProvider;
 export const getSecurityService = () => pluginsStart.security;
+export const getSpacesApi = () => pluginsStart.spaces;
 
 // xpack.maps.* kibana.yml settings from this plugin
 let mapAppConfig: MapsConfigType;
diff --git a/x-pack/plugins/maps/public/map_attribute_service.ts b/x-pack/plugins/maps/public/map_attribute_service.ts
index 5f7c45b1b42d7..ab380ca5a6b66 100644
--- a/x-pack/plugins/maps/public/map_attribute_service.ts
+++ b/x-pack/plugins/maps/public/map_attribute_service.ts
@@ -14,8 +14,18 @@ import { checkForDuplicateTitle, OnSaveProps } from '../../../../src/plugins/sav
 import { getCoreOverlays, getEmbeddableService, getSavedObjectsClient } from './kibana_services';
 import { extractReferences, injectReferences } from '../common/migrations/references';
 import { MapByValueInput, MapByReferenceInput } from './embeddable/types';
+import { getSpacesApi } from './kibana_services';
 
-type MapDoc = MapSavedObjectAttributes & { references?: SavedObjectReference[] };
+export interface SharingSavedObjectProps {
+  outcome?: 'aliasMatch' | 'exactMatch' | 'conflict';
+  aliasTargetId?: string;
+  errorJSON?: string;
+}
+
+type MapDoc = MapSavedObjectAttributes & {
+  sharingSavedObjectProps?: SharingSavedObjectProps;
+  references?: SavedObjectReference[];
+};
 
 export type MapAttributeService = AttributeService<MapDoc, MapByValueInput, MapByReferenceInput>;
 
@@ -58,7 +68,11 @@ export function getMapAttributeService(): MapAttributeService {
       return { id: savedObject.id };
     },
     unwrapMethod: async (savedObjectId: string): Promise<MapDoc> => {
-      const savedObject = await getSavedObjectsClient().get<MapSavedObjectAttributes>(
+      const {
+        saved_object: savedObject,
+        outcome,
+        alias_target_id: aliasTargetId,
+      } = await getSavedObjectsClient().resolve<MapSavedObjectAttributes>(
         MAP_SAVED_OBJECT_TYPE,
         savedObjectId
       );
@@ -68,7 +82,22 @@ export function getMapAttributeService(): MapAttributeService {
       }
 
       const { attributes } = injectReferences(savedObject);
-      return { ...attributes, references: savedObject.references };
+      return {
+        ...attributes,
+        references: savedObject.references,
+        sharingSavedObjectProps: {
+          aliasTargetId,
+          outcome,
+          errorJSON:
+            outcome === 'conflict' && getSpacesApi()
+              ? JSON.stringify({
+                  targetType: MAP_SAVED_OBJECT_TYPE,
+                  sourceId: savedObjectId,
+                  targetSpace: (await getSpacesApi()!.getActiveSpace()).id,
+                })
+              : undefined,
+        },
+      };
     },
     checkForDuplicateTitle: (props: OnSaveProps) => {
       return checkForDuplicateTitle(
diff --git a/x-pack/plugins/maps/public/plugin.ts b/x-pack/plugins/maps/public/plugin.ts
index cef40f11b4443..7fa2ead1bbe72 100644
--- a/x-pack/plugins/maps/public/plugin.ts
+++ b/x-pack/plugins/maps/public/plugin.ts
@@ -74,7 +74,8 @@ import {
   MapsAppRegionMapLocatorDefinition,
   MapsAppTileMapLocatorDefinition,
 } from './locators';
-import { SecurityPluginStart } from '../../security/public';
+import type { SecurityPluginStart } from '../../security/public';
+import type { SpacesPluginStart } from '../../spaces/public';
 
 export interface MapsPluginSetupDependencies {
   inspector: InspectorSetupContract;
@@ -103,6 +104,7 @@ export interface MapsPluginStartDependencies {
   savedObjectsTagging?: SavedObjectTaggingPluginStart;
   presentationUtil: PresentationUtilPluginStart;
   security: SecurityPluginStart;
+  spaces?: SpacesPluginStart;
 }
 
 /**
diff --git a/x-pack/plugins/maps/public/render_app.tsx b/x-pack/plugins/maps/public/render_app.tsx
index de67939b1a42a..3eefaeb6f7a9b 100644
--- a/x-pack/plugins/maps/public/render_app.tsx
+++ b/x-pack/plugins/maps/public/render_app.tsx
@@ -9,7 +9,7 @@ import React from 'react';
 import { render, unmountComponentAtNode } from 'react-dom';
 import { Router, Switch, Route, Redirect, RouteComponentProps } from 'react-router-dom';
 import { i18n } from '@kbn/i18n';
-import { AppMountParameters } from 'kibana/public';
+import type { AppMountParameters } from 'kibana/public';
 import {
   getCoreChrome,
   getCoreI18n,
@@ -98,6 +98,7 @@ export async function renderApp(
         setHeaderActionMenu={setHeaderActionMenu}
         stateTransfer={stateTransfer}
         originatingApp={originatingApp}
+        history={history}
         key={routeProps.match.params.savedMapId ? routeProps.match.params.savedMapId : 'new'}
       />
     );
diff --git a/x-pack/plugins/maps/public/routes/map_page/map_app/map_app.tsx b/x-pack/plugins/maps/public/routes/map_page/map_app/map_app.tsx
index 2a8e5ae8306d3..03ecfb736148f 100644
--- a/x-pack/plugins/maps/public/routes/map_page/map_app/map_app.tsx
+++ b/x-pack/plugins/maps/public/routes/map_page/map_app/map_app.tsx
@@ -18,6 +18,7 @@ import {
   getCoreChrome,
   getMapsCapabilities,
   getNavigation,
+  getSpacesApi,
   getTimeFilter,
   getToasts,
 } from '../../../kibana_services';
@@ -40,7 +41,8 @@ import { getIndexPatternsFromIds } from '../../../index_pattern_util';
 import { getTopNavConfig } from '../top_nav_config';
 import { goToSpecifiedPath } from '../../../render_app';
 import { MapSavedObjectAttributes } from '../../../../common/map_saved_object_type';
-import { getFullPath, APP_ID } from '../../../../common/constants';
+import { getEditPath, getFullPath, APP_ID } from '../../../../common/constants';
+import { getMapEmbeddableDisplayName } from '../../../../common/i18n_getters';
 import {
   getInitialQuery,
   getInitialRefreshConfig,
@@ -85,6 +87,7 @@ export interface Props {
   isSaveDisabled: boolean;
   query: Query | undefined;
   setHeaderActionMenu: AppMountParameters['setHeaderActionMenu'];
+  history: AppMountParameters['history'];
 }
 
 export interface State {
@@ -347,6 +350,16 @@ export class MapApp extends React.Component<Props, State> {
       return;
     }
 
+    const sharingSavedObjectProps = this.props.savedMap.getSharingSavedObjectProps();
+    const spaces = getSpacesApi();
+    if (spaces && sharingSavedObjectProps?.outcome === 'aliasMatch') {
+      // We found this object by a legacy URL alias from its old ID; redirect the user to the page with its new ID, preserving any URL hash
+      const newObjectId = sharingSavedObjectProps?.aliasTargetId; // This is always defined if outcome === 'aliasMatch'
+      const newPath = `${getEditPath(newObjectId)}${this.props.history.location.hash}`;
+      await spaces.ui.redirectLegacyUrl(newPath, getMapEmbeddableDisplayName());
+      return;
+    }
+
     this.props.savedMap.setBreadcrumbs();
     getCoreChrome().docTitle.change(this.props.savedMap.getTitle());
     const savedObjectId = this.props.savedMap.getSavedObjectId();
@@ -437,6 +450,21 @@ export class MapApp extends React.Component<Props, State> {
     this._onFiltersChange([...this.props.filters, ...newFilters]);
   };
 
+  _renderLegacyUrlConflict() {
+    const sharingSavedObjectProps = this.props.savedMap.getSharingSavedObjectProps();
+    const spaces = getSpacesApi();
+    return spaces && sharingSavedObjectProps?.outcome === 'conflict'
+      ? spaces.ui.components.getLegacyUrlConflict({
+          objectNoun: getMapEmbeddableDisplayName(),
+          currentObjectId: this.props.savedMap.getSavedObjectId()!,
+          otherObjectId: sharingSavedObjectProps.aliasTargetId!,
+          otherObjectPath: `${getEditPath(sharingSavedObjectProps.aliasTargetId!)}${
+            this.props.history.location.hash
+          }`,
+        })
+      : null;
+  }
+
   render() {
     if (!this.state.initialized) {
       return null;
@@ -447,6 +475,7 @@ export class MapApp extends React.Component<Props, State> {
         {this._renderTopNav()}
         <h1 className="euiScreenReaderOnly">{`screenTitle placeholder`}</h1>
         <div id="react-maps-root">
+          {this._renderLegacyUrlConflict()}
           <MapContainer
             addFilters={this._addFilter}
             title={this.props.savedMap.getAttributes().title}
diff --git a/x-pack/plugins/maps/public/routes/map_page/map_page.tsx b/x-pack/plugins/maps/public/routes/map_page/map_page.tsx
index 73ea62ef59d7c..7e927115a5d06 100644
--- a/x-pack/plugins/maps/public/routes/map_page/map_page.tsx
+++ b/x-pack/plugins/maps/public/routes/map_page/map_page.tsx
@@ -7,8 +7,8 @@
 
 import React, { Component } from 'react';
 import { Provider } from 'react-redux';
-import { AppMountParameters } from 'kibana/public';
-import { EmbeddableStateTransfer } from 'src/plugins/embeddable/public';
+import type { AppMountParameters } from 'kibana/public';
+import type { EmbeddableStateTransfer } from 'src/plugins/embeddable/public';
 import { MapApp } from './map_app';
 import { SavedMap, getInitialLayersFromUrlParam } from './saved_map';
 import { MapEmbeddableInput } from '../../embeddable/types';
@@ -20,6 +20,7 @@ interface Props {
   setHeaderActionMenu: AppMountParameters['setHeaderActionMenu'];
   stateTransfer: EmbeddableStateTransfer;
   originatingApp?: string;
+  history: AppMountParameters['history'];
 }
 
 interface State {
@@ -69,6 +70,7 @@ export class MapPage extends Component<Props, State> {
     return (
       <Provider store={this.state.savedMap.getStore()}>
         <MapApp
+          history={this.props.history}
           savedMap={this.state.savedMap}
           onAppLeave={this.props.onAppLeave}
           setHeaderActionMenu={this.props.setHeaderActionMenu}
diff --git a/x-pack/plugins/maps/public/routes/map_page/saved_map/saved_map.ts b/x-pack/plugins/maps/public/routes/map_page/saved_map/saved_map.ts
index fab88af308f8d..004b88a242623 100644
--- a/x-pack/plugins/maps/public/routes/map_page/saved_map/saved_map.ts
+++ b/x-pack/plugins/maps/public/routes/map_page/saved_map/saved_map.ts
@@ -30,7 +30,7 @@ import {
   setHiddenLayers,
 } from '../../../actions';
 import { getIsLayerTOCOpen, getOpenTOCDetails } from '../../../selectors/ui_selectors';
-import { getMapAttributeService } from '../../../map_attribute_service';
+import { getMapAttributeService, SharingSavedObjectProps } from '../../../map_attribute_service';
 import { OnSaveProps } from '../../../../../../../src/plugins/saved_objects/public';
 import { MapByReferenceInput, MapEmbeddableInput } from '../../../embeddable/types';
 import {
@@ -50,6 +50,7 @@ import { whenLicenseInitialized } from '../../../licensed_features';
 
 export class SavedMap {
   private _attributes: MapSavedObjectAttributes | null = null;
+  private _sharingSavedObjectProps: SharingSavedObjectProps | null = null;
   private readonly _defaultLayers: LayerDescriptor[];
   private readonly _embeddableId?: string;
   private _initialLayerListConfig: LayerDescriptor[] = [];
@@ -98,8 +99,11 @@ export class SavedMap {
       };
     } else {
       const doc = await getMapAttributeService().unwrapAttributes(this._mapEmbeddableInput);
-      const { references, ...savedObjectAttributes } = doc;
+      const { references, sharingSavedObjectProps, ...savedObjectAttributes } = doc;
       this._attributes = savedObjectAttributes;
+      if (sharingSavedObjectProps) {
+        this._sharingSavedObjectProps = sharingSavedObjectProps;
+      }
       const savedObjectsTagging = getSavedObjectsTagging();
       if (savedObjectsTagging && references && references.length) {
         this._tags = savedObjectsTagging.ui.getTagIdsFromReferences(references);
@@ -274,6 +278,10 @@ export class SavedMap {
     return this._attributes;
   }
 
+  public getSharingSavedObjectProps(): SharingSavedObjectProps | null {
+    return this._sharingSavedObjectProps;
+  }
+
   public isByValue(): boolean {
     const hasSavedObjectId = !!this.getSavedObjectId();
     return getIsAllowByValueEmbeddables() && !!this._originatingApp && !hasSavedObjectId;
diff --git a/x-pack/plugins/maps/tsconfig.json b/x-pack/plugins/maps/tsconfig.json
index 3f6e1fdbe8475..e2be2f3d66561 100644
--- a/x-pack/plugins/maps/tsconfig.json
+++ b/x-pack/plugins/maps/tsconfig.json
@@ -36,6 +36,7 @@
     { "path": "../licensing/tsconfig.json" },
     { "path": "../file_upload/tsconfig.json" },
     { "path": "../saved_objects_tagging/tsconfig.json" },
-    { "path": "../security/tsconfig.json" }
+    { "path": "../security/tsconfig.json" },
+    { "path": "../spaces/tsconfig.json" }
   ]
 }
diff --git a/x-pack/plugins/spaces/public/mocks.ts b/x-pack/plugins/spaces/public/mocks.ts
index 897f58e1d649c..76cafd4c7f5ae 100644
--- a/x-pack/plugins/spaces/public/mocks.ts
+++ b/x-pack/plugins/spaces/public/mocks.ts
@@ -41,6 +41,7 @@ const createApiUiComponentsMock = () => {
     getSpaceList: jest.fn(),
     getLegacyUrlConflict: jest.fn(),
     getSpaceAvatar: jest.fn(),
+    getSavedObjectConflictMessage: jest.fn(),
   };
 
   return mock;
diff --git a/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/get_saved_object_conflict_message.tsx b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/get_saved_object_conflict_message.tsx
new file mode 100644
index 0000000000000..66b2a5652057a
--- /dev/null
+++ b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/get_saved_object_conflict_message.tsx
@@ -0,0 +1,19 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import React from 'react';
+
+import type { SavedObjectConflictMessageProps } from '../types';
+
+export const getSavedObjectConflictMessage = async (): Promise<
+  React.FC<SavedObjectConflictMessageProps>
+> => {
+  const { SavedObjectConflictMessage } = await import('./saved_object_conflict_message');
+  return (props: SavedObjectConflictMessageProps) => {
+    return <SavedObjectConflictMessage {...props} />;
+  };
+};
diff --git a/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/index.ts b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/index.ts
index c0828e3b5331d..fa641d03fd715 100644
--- a/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/index.ts
+++ b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/index.ts
@@ -6,4 +6,5 @@
  */
 
 export { getShareToSpaceFlyoutComponent } from './share_to_space_flyout';
+export { getSavedObjectConflictMessage } from './get_saved_object_conflict_message';
 export { getLegacyUrlConflict } from './legacy_url_conflict';
diff --git a/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/saved_object_conflict_message.tsx b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/saved_object_conflict_message.tsx
new file mode 100644
index 0000000000000..22a1ad7cd20aa
--- /dev/null
+++ b/x-pack/plugins/spaces/public/share_saved_objects_to_space/components/saved_object_conflict_message.tsx
@@ -0,0 +1,56 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import { EuiButtonEmpty, EuiCallOut, EuiLink, EuiSpacer } from '@elastic/eui';
+import React, { useState } from 'react';
+
+import { i18n } from '@kbn/i18n';
+import { FormattedMessage } from '@kbn/i18n/react';
+
+import type { SavedObjectConflictMessageProps } from '../types';
+
+export const SavedObjectConflictMessage = ({ json }: SavedObjectConflictMessageProps) => {
+  const [expandError, setExpandError] = useState(false);
+  return (
+    <>
+      <FormattedMessage
+        id="xpack.spaces.legacyURLConflict.longMessage"
+        defaultMessage="Disable the {documentationLink} associated with this object."
+        values={{
+          documentationLink: (
+            <EuiLink
+              external
+              href="https://www.elastic.co/guide/en/kibana/master/legacy-url-aliases.html"
+              target="_blank"
+            >
+              {i18n.translate('xpack.spaces.legacyURLConflict.documentationLinkText', {
+                defaultMessage: 'legacy URL alias',
+              })}
+            </EuiLink>
+          ),
+        }}
+      />
+      <EuiSpacer />
+      {expandError ? (
+        <EuiCallOut
+          title={i18n.translate('xpack.spaces.legacyURLConflict.expandErrorText', {
+            defaultMessage: `This object has the same URL as a legacy alias. Disable the alias to resolve this error : {json}`,
+            values: { json },
+          })}
+          color="danger"
+          iconType="alert"
+        />
+      ) : (
+        <EuiButtonEmpty onClick={() => setExpandError(true)}>
+          {i18n.translate('xpack.spaces.legacyURLConflict.expandError', {
+            defaultMessage: `Show more`,
+          })}
+        </EuiButtonEmpty>
+      )}
+    </>
+  );
+};
diff --git a/x-pack/plugins/spaces/public/share_saved_objects_to_space/index.ts b/x-pack/plugins/spaces/public/share_saved_objects_to_space/index.ts
index fe90ee8d6a8a9..465fd179c8441 100644
--- a/x-pack/plugins/spaces/public/share_saved_objects_to_space/index.ts
+++ b/x-pack/plugins/spaces/public/share_saved_objects_to_space/index.ts
@@ -5,10 +5,15 @@
  * 2.0.
  */
 
-export { getShareToSpaceFlyoutComponent, getLegacyUrlConflict } from './components';
+export {
+  getShareToSpaceFlyoutComponent,
+  getLegacyUrlConflict,
+  getSavedObjectConflictMessage,
+} from './components';
 export { createRedirectLegacyUrl } from './utils';
 export type {
   LegacyUrlConflictProps,
   ShareToSpaceFlyoutProps,
   ShareToSpaceSavedObjectTarget,
+  SavedObjectConflictMessageProps,
 } from './types';
diff --git a/x-pack/plugins/spaces/public/share_saved_objects_to_space/types.ts b/x-pack/plugins/spaces/public/share_saved_objects_to_space/types.ts
index 1beccaa546282..21290f2b90de5 100644
--- a/x-pack/plugins/spaces/public/share_saved_objects_to_space/types.ts
+++ b/x-pack/plugins/spaces/public/share_saved_objects_to_space/types.ts
@@ -140,3 +140,10 @@ export interface ShareToSpaceSavedObjectTarget {
    */
   noun?: string;
 }
+
+/**
+ * Properties for the SavedObjectConflictMessage component.
+ */
+export interface SavedObjectConflictMessageProps {
+  json: string;
+}
diff --git a/x-pack/plugins/spaces/public/ui_api/components.tsx b/x-pack/plugins/spaces/public/ui_api/components.tsx
index a33480712ffae..71dc2e34a0d70 100644
--- a/x-pack/plugins/spaces/public/ui_api/components.tsx
+++ b/x-pack/plugins/spaces/public/ui_api/components.tsx
@@ -14,6 +14,7 @@ import { getCopyToSpaceFlyoutComponent } from '../copy_saved_objects_to_space';
 import type { PluginsStart } from '../plugin';
 import {
   getLegacyUrlConflict,
+  getSavedObjectConflictMessage,
   getShareToSpaceFlyoutComponent,
 } from '../share_saved_objects_to_space';
 import { getSpaceAvatarComponent } from '../space_avatar';
@@ -56,5 +57,6 @@ export const getComponents = ({
     getSpaceList: wrapLazy(getSpaceListComponent),
     getLegacyUrlConflict: wrapLazy(() => getLegacyUrlConflict({ getStartServices })),
     getSpaceAvatar: wrapLazy(getSpaceAvatarComponent),
+    getSavedObjectConflictMessage: wrapLazy(() => getSavedObjectConflictMessage()),
   };
 };
diff --git a/x-pack/plugins/spaces/public/ui_api/types.ts b/x-pack/plugins/spaces/public/ui_api/types.ts
index 5048e5a9b9652..67e43f0cd31a6 100644
--- a/x-pack/plugins/spaces/public/ui_api/types.ts
+++ b/x-pack/plugins/spaces/public/ui_api/types.ts
@@ -12,6 +12,7 @@ import type { CoreStart } from 'src/core/public';
 import type { CopyToSpaceFlyoutProps } from '../copy_saved_objects_to_space';
 import type {
   LegacyUrlConflictProps,
+  SavedObjectConflictMessageProps,
   ShareToSpaceFlyoutProps,
 } from '../share_saved_objects_to_space';
 import type { SpaceAvatarProps } from '../space_avatar';
@@ -109,4 +110,8 @@ export interface SpacesApiUiComponent {
    * Displays an avatar for the given space.
    */
   getSpaceAvatar: LazyComponentFn<SpaceAvatarProps>;
+  /**
+   * Displays a saved object conflict message that directs user to disable legacy URL alias
+   */
+  getSavedObjectConflictMessage: LazyComponentFn<SavedObjectConflictMessageProps>;
 }