diff --git a/packages/a2a-server/src/http/app.ts b/packages/a2a-server/src/http/app.ts
index 35ca48949f4..3b2e7443d04 100644
--- a/packages/a2a-server/src/http/app.ts
+++ b/packages/a2a-server/src/http/app.ts
@@ -326,6 +326,7 @@ export async function createApp() {
           error:
             'Listing all task metadata is only supported when using InMemoryTaskStore.',
         });
+        return;
       }
       try {
         const wrappers = agentExecutor.getAllTasks();