diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d0d89f15..277a9d12a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project are documented in this file.
 Format of the log is _loosely_ based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/). 
 The project does _not_ follow Semantic Versioning and the changes are documented in reverse chronological order, grouped by calendar month.
 
+## April 2024
+
+### Fixed
+
+- com.mbeddr.mpsutil.projectview: Class reloading of project views now works.
+
 ## March 2024
 
 ### Added
diff --git a/code/projectview/com.mbeddr.mpsutil.projectview.runtime/models/com/mbeddr/mpsutil/projectview/runtime.mps b/code/projectview/com.mbeddr.mpsutil.projectview.runtime/models/com/mbeddr/mpsutil/projectview/runtime.mps
index a5db7b019..2431f05cd 100755
--- a/code/projectview/com.mbeddr.mpsutil.projectview.runtime/models/com/mbeddr/mpsutil/projectview/runtime.mps
+++ b/code/projectview/com.mbeddr.mpsutil.projectview.runtime/models/com/mbeddr/mpsutil/projectview/runtime.mps
@@ -29,7 +29,10 @@
     <import index="mmaq" ref="6ed54515-acc8-4d1e-a16c-9fd6cfe951ea/java:org.jdom(MPS.Core/)" />
     <import index="lzb2" ref="498d89d2-c2e9-11e2-ad49-6cf049e62fe5/java:com.intellij.ui(MPS.IDEA/)" />
     <import index="zn9m" ref="498d89d2-c2e9-11e2-ad49-6cf049e62fe5/java:com.intellij.openapi.util(MPS.IDEA/)" />
+    <import index="5zyv" ref="6354ebe7-c22a-4a0f-ac54-50b52ab9b065/java:java.util.concurrent(JDK/)" />
+    <import index="4o98" ref="6ed54515-acc8-4d1e-a16c-9fd6cfe951ea/java:jetbrains.mps.core.platform(MPS.Core/)" />
     <import index="9ti4" ref="498d89d2-c2e9-11e2-ad49-6cf049e62fe5/java:com.intellij.openapi.extensions(MPS.IDEA/)" implicit="true" />
+    <import index="wyuk" ref="6ed54515-acc8-4d1e-a16c-9fd6cfe951ea/java:jetbrains.mps.components(MPS.Core/)" implicit="true" />
   </imports>
   <registry>
     <language id="654422bf-e75f-44dc-936d-188890a746ce" name="de.slisson.mps.reflection">
@@ -223,6 +226,9 @@
       <concept id="1146644602865" name="jetbrains.mps.baseLanguage.structure.PublicVisibility" flags="nn" index="3Tm1VV" />
       <concept id="1146644623116" name="jetbrains.mps.baseLanguage.structure.PrivateVisibility" flags="nn" index="3Tm6S6" />
       <concept id="1146644641414" name="jetbrains.mps.baseLanguage.structure.ProtectedVisibility" flags="nn" index="3Tmbuc" />
+      <concept id="1116615150612" name="jetbrains.mps.baseLanguage.structure.ClassifierClassExpression" flags="nn" index="3VsKOn">
+        <reference id="1116615189566" name="classifier" index="3VsUkX" />
+      </concept>
       <concept id="1080120340718" name="jetbrains.mps.baseLanguage.structure.AndExpression" flags="nn" index="1Wc70l" />
     </language>
     <language id="63650c59-16c8-498a-99c8-005c7ee9515d" name="jetbrains.mps.lang.access">
@@ -6461,6 +6467,21 @@
             </node>
             <node concept="3clFbJ" id="4jHuzb0CHB_" role="3cqZAp">
               <node concept="3clFbS" id="4jHuzb0CHBB" role="3clFbx">
+                <node concept="3clFbF" id="Mi95F9j2fq" role="3cqZAp">
+                  <node concept="2YIFZM" id="Mi95F9j53T" role="3clFbG">
+                    <ref role="37wK5l" to="3a50:~ThreadUtils.runInUIThreadNoWait(java.lang.Runnable)" resolve="runInUIThreadNoWait" />
+                    <ref role="1Pybhc" to="3a50:~ThreadUtils" resolve="ThreadUtils" />
+                    <node concept="1bVj0M" id="Mi95F9j7Hv" role="37wK5m">
+                      <node concept="3clFbS" id="Mi95F9j7Hw" role="1bW5cS">
+                        <node concept="3clFbF" id="Mi95F9jaIA" role="3cqZAp">
+                          <node concept="1rXfSq" id="Mi95F9jaI_" role="3clFbG">
+                            <ref role="37wK5l" node="VPgi8egh6x" resolve="dispose" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
                 <node concept="3clFbF" id="4jHuzb0CQxg" role="3cqZAp">
                   <node concept="1rXfSq" id="4jHuzb0CQxe" role="3clFbG">
                     <ref role="37wK5l" node="VPgi8egh6x" resolve="dispose" />
@@ -6499,6 +6520,21 @@
             <ref role="3cqZAo" node="7JEoLgTCJo6" resolve="unloadedModules" />
           </node>
         </node>
+        <node concept="3clFbF" id="Mi95F9jgTV" role="3cqZAp">
+          <node concept="2YIFZM" id="Mi95F9jjCn" role="3clFbG">
+            <ref role="37wK5l" to="3a50:~ThreadUtils.runInUIThreadNoWait(java.lang.Runnable)" resolve="runInUIThreadNoWait" />
+            <ref role="1Pybhc" to="3a50:~ThreadUtils" resolve="ThreadUtils" />
+            <node concept="1bVj0M" id="Mi95F9jmYA" role="37wK5m">
+              <node concept="3clFbS" id="Mi95F9jmYB" role="1bW5cS">
+                <node concept="3clFbF" id="Mi95F9jp5N" role="3cqZAp">
+                  <node concept="1rXfSq" id="Mi95F9jp5M" role="3clFbG">
+                    <ref role="37wK5l" node="7eKnO66ousy" resolve="syncViews" />
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
         <node concept="3clFbF" id="7eKnO66oBx2" role="3cqZAp">
           <node concept="1rXfSq" id="7eKnO66oBx0" role="3clFbG">
             <ref role="37wK5l" node="7eKnO66ousy" resolve="syncViews" />
@@ -6726,86 +6762,96 @@
           </node>
         </node>
         <node concept="3clFbH" id="VPgi8etLeg" role="3cqZAp" />
-        <node concept="2Gpval" id="VPgi8etM7l" role="3cqZAp">
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-                    <ref role="37wK5l" node="VPgi8eu22M" resolve="deactivateView" />
-                    <node concept="2GrUjf" id="VPgi8eu5MC" role="37wK5m">
-                      <ref role="2Gs0qQ" node="VPgi8etM7n" resolve="activeView" />
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-                    <node concept="2GrUjf" id="VPgi8etQyn" role="25WWJ7">
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+        <node concept="3clFbF" id="Mi95F9iK4R" role="3cqZAp">
+          <node concept="2YIFZM" id="Mi95F9iNaP" role="3clFbG">
+            <ref role="37wK5l" to="3a50:~ThreadUtils.runInUIThreadNoWait(java.lang.Runnable)" resolve="runInUIThreadNoWait" />
+            <ref role="1Pybhc" to="3a50:~ThreadUtils" resolve="ThreadUtils" />
+            <node concept="1bVj0M" id="Mi95F9iPNB" role="37wK5m">
+              <node concept="3clFbS" id="Mi95F9iPNC" role="1bW5cS">
+                <node concept="2Gpval" id="VPgi8etM7l" role="3cqZAp">
+                  <node concept="2GrKxI" id="VPgi8etM7n" role="2Gsz3X">
+                    <property role="TrG5h" value="activeView" />
+                  </node>
+                  <node concept="3clFbS" id="VPgi8etM7p" role="2LFqv$">
+                    <node concept="3clFbJ" id="VPgi8etOJu" role="3cqZAp">
+                      <node concept="3clFbS" id="VPgi8etOJv" role="3clFbx">
+                        <node concept="3clFbF" id="VPgi8eu5KS" role="3cqZAp">
+                          <node concept="1rXfSq" id="VPgi8eu5KR" role="3clFbG">
+                            <ref role="37wK5l" node="VPgi8eu22M" resolve="deactivateView" />
+                            <node concept="2GrUjf" id="VPgi8eu5MC" role="37wK5m">
+                              <ref role="2Gs0qQ" node="VPgi8etM7n" resolve="activeView" />
+                            </node>
+                            <node concept="37vLTw" id="VPgi8eu5WY" role="37wK5m">
+                              <ref role="3cqZAo" node="VPgi8etIG2" resolve="project" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="3fqX7Q" id="VPgi8etQyi" role="3clFbw">
+                        <node concept="2OqwBi" id="VPgi8etQyk" role="3fr31v">
+                          <node concept="37vLTw" id="VPgi8etQyl" role="2Oq$k0">
+                            <ref role="3cqZAo" node="VPgi8etKFY" resolve="registeredViews" />
+                          </node>
+                          <node concept="3JPx81" id="VPgi8etQym" role="2OqNvi">
+                            <node concept="2GrUjf" id="VPgi8etQyn" role="25WWJ7">
+                              <ref role="2Gs0qQ" node="VPgi8etM7n" resolve="activeView" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
                     </node>
                   </node>
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-          </node>
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-                      <ref role="3cqZAo" node="VPgi8etIG2" resolve="project" />
+                  <node concept="2OqwBi" id="7Agbz76VTZq" role="2GsD0m">
+                    <node concept="2OqwBi" id="VPgi8etMEV" role="2Oq$k0">
+                      <node concept="37vLTw" id="VPgi8etMof" role="2Oq$k0">
+                        <ref role="3cqZAo" node="VPgi8etJve" resolve="activeViews" />
+                      </node>
+                      <node concept="3lbrtF" id="VPgi8etNSZ" role="2OqNvi" />
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-                    <ref role="3cqZAo" node="VPgi8etJve" resolve="activeViews" />
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+                <node concept="2Gpval" id="VPgi8etJvJ" role="3cqZAp">
+                  <node concept="2GrKxI" id="VPgi8etJvK" role="2Gsz3X">
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+                          <node concept="1rXfSq" id="VPgi8eudXE" role="3clFbG">
+                            <ref role="37wK5l" node="VPgi8etShJ" resolve="activateView" />
+                            <node concept="2GrUjf" id="VPgi8eudZr" role="37wK5m">
+                              <ref role="2Gs0qQ" node="VPgi8etJvK" resolve="registeredView" />
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+                            <node concept="37vLTw" id="VPgi8eueb$" role="37wK5m">
+                              <ref role="3cqZAo" node="VPgi8etIG2" resolve="project" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="3fqX7Q" id="VPgi8eua5T" role="3clFbw">
+                        <node concept="2OqwBi" id="VPgi8eucPz" role="3fr31v">
+                          <node concept="37vLTw" id="VPgi8eua5W" role="2Oq$k0">
+                            <ref role="3cqZAo" node="VPgi8etJve" resolve="activeViews" />
+                          </node>
+                          <node concept="2Nt0df" id="VPgi8eudzC" role="2OqNvi">
+                            <node concept="2GrUjf" id="VPgi8eudJ1" role="38cxEo">
+                              <ref role="2Gs0qQ" node="VPgi8etJvK" resolve="registeredView" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
                     </node>
                   </node>
+                  <node concept="37vLTw" id="VPgi8eu7lW" role="2GsD0m">
+                    <ref role="3cqZAo" node="VPgi8etKFY" resolve="registeredViews" />
+                  </node>
                 </node>
               </node>
             </node>
           </node>
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         <node concept="3clFbJ" id="6wPHEU$jmx_" role="3cqZAp">
@@ -6926,113 +6972,103 @@
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-                    <property role="TrG5h" value="paneState" />
-                    <node concept="3uibUv" id="5ecqeSaHcAX" role="1tU5fm">
-                      <ref role="3uigEE" to="mmaq:~Element" resolve="Element" />
+        <node concept="3cpWs8" id="5ecqeSaHcBo" role="3cqZAp">
+          <node concept="3cpWsn" id="5ecqeSaHcBp" role="3cpWs9">
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+            <node concept="3uibUv" id="5ecqeSaHcAX" role="1tU5fm">
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@@ -7325,16 +7341,62 @@
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+                <ref role="37wK5l" to="3a50:~MPSCoreComponents.getInstance()" resolve="getInstance" />
+                <ref role="1Pybhc" to="3a50:~MPSCoreComponents" resolve="MPSCoreComponents" />
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+              <node concept="liA8E" id="7xHPclqQt$A" role="2OqNvi">
+                <ref role="37wK5l" to="3a50:~MPSCoreComponents.getPlatform()" resolve="getPlatform" />
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+                <node concept="3VsKOn" id="7xHPclqPmmm" role="37wK5m">
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+            <node concept="3uibUv" id="7xHPclqPsKE" role="1tU5fm">
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@@ -7343,12 +7405,31 @@
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-              <ref role="1Pybhc" to="w1kc:~MPSModuleRepository" resolve="MPSModuleRepository" />
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@@ -7414,64 +7495,111 @@
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+                <node concept="liA8E" id="7xHPclqQck5" role="2OqNvi">
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-          <node concept="2OqwBi" id="3WhiLkabfBU" role="2GsD0m">
-            <node concept="37vLTw" id="25jQj6XR7OT" role="2Oq$k0">
-              <ref role="3cqZAo" node="VPgi8ehRQY" resolve="myViewInstances" />
-            </node>
-            <node concept="ANE8D" id="3WhiLkabgHF" role="2OqNvi" />
-          </node>
         </node>
         <node concept="3clFbH" id="4jHuzb0E6N8" role="3cqZAp" />
         <node concept="3clFbF" id="4jHuzb0E8e5" role="3cqZAp">
diff --git a/code/projectview/com.mbeddr.mpsutil.projectview/languageModels/editor.mps b/code/projectview/com.mbeddr.mpsutil.projectview/languageModels/editor.mps
index 3e1d84f9d..cec02905f 100755
--- a/code/projectview/com.mbeddr.mpsutil.projectview/languageModels/editor.mps
+++ b/code/projectview/com.mbeddr.mpsutil.projectview/languageModels/editor.mps
@@ -167,7 +167,7 @@
             <property role="3F0ifm" value="Label:" />
           </node>
           <node concept="3F1sOY" id="3ZnFyBju6vm" role="3EZMnx">
-            <property role="1$x2rV" value="&lt;merge into extended view&gt;" />
+            <property role="1$x2rV" value="&lt;view is not visible&gt;" />
             <ref role="1NtTu8" to="d04j:3ZnFyBju6hN" resolve="label" />
           </node>
           <node concept="2iRfu4" id="3ZnFyBju6pS" role="2iSdaV" />