diff --git a/Neos.Flow/Classes/ObjectManagement/Proxy/Compiler.php b/Neos.Flow/Classes/ObjectManagement/Proxy/Compiler.php
index 2abdca4190..3d15b3fc1a 100644
--- a/Neos.Flow/Classes/ObjectManagement/Proxy/Compiler.php
+++ b/Neos.Flow/Classes/ObjectManagement/Proxy/Compiler.php
@@ -15,6 +15,7 @@
 use Neos\Flow\Annotations as Flow;
 use Neos\Flow\ObjectManagement\CompileTimeObjectManager;
 use Neos\Flow\Reflection\ReflectionService;
+use Neos\Flow\SignalSlot\Dispatcher as SignalSlotDispatcher;
 use Neos\Flow\Tests\BaseTestCase;
 
 /**
@@ -46,6 +47,11 @@ class Compiler
      */
     protected $reflectionService;
 
+    /**
+     * @var SignalSlotDispatcher
+     */
+    private $signalSlotDispatcher;
+
     /**
      * @var array
      */
@@ -110,6 +116,15 @@ public function injectReflectionService(ReflectionService $reflectionService)
         $this->reflectionService = $reflectionService;
     }
 
+    /**
+     * @param SignalSlotDispatcher $signalSlotDispatcher
+     * @return void
+     */
+    public function injectSignalSlotDispatcher(SignalSlotDispatcher $signalSlotDispatcher)
+    {
+        $this->signalSlotDispatcher = $signalSlotDispatcher;
+    }
+
     /**
      * Returns a proxy class object for the specified original class.
      *
@@ -194,8 +209,9 @@ public function compile()
                         $class = new \ReflectionClass($fullOriginalClassName);
                         $classPathAndFilename = $class->getFileName();
                         $this->cacheOriginalClassFileAndProxyCode($fullOriginalClassName, $classPathAndFilename, $proxyClassCode);
-                        $this->storedProxyClasses[str_replace('\\', '_', $fullOriginalClassName)] = true;
-                        $compiledClasses[] = $fullOriginalClassName;
+                        $cacheName = str_replace('\\', '_', $fullOriginalClassName);
+                        $this->storedProxyClasses[$cacheName] = true;
+                        $compiledClasses[$fullOriginalClassName] = ['path' => $classPathAndFilename, 'cacheName' => $cacheName];
                     }
                 } else {
                     if ($this->classesCache->has(str_replace('\\', '_', $fullOriginalClassName))) {
@@ -204,7 +220,8 @@ public function compile()
                 }
             }
         }
-        $this->emitCompiledClasses($compiledClasses);
+        $this->emitCompiledClasses2($compiledClasses);
+        $this->emitCompiledClasses(array_keys($compiledClasses));
         return count($compiledClasses);
     }
 
@@ -214,6 +231,12 @@ public function compile()
      */
     public function emitCompiledClasses(array $classNames)
     {
+        // BROKEN! Remove with next major? Or fixing?
+    }
+
+    public function emitCompiledClasses2(array $classNames)
+    {
+        $this->signalSlotDispatcher->dispatch(__CLASS__, 'compiledClasses2', [$classNames]);
     }
 
     /**
diff --git a/Neos.Flow/Classes/Package.php b/Neos.Flow/Classes/Package.php
index b157f5dbe8..9b1a0eca83 100644
--- a/Neos.Flow/Classes/Package.php
+++ b/Neos.Flow/Classes/Package.php
@@ -12,6 +12,7 @@
  */
 
 use Neos\Flow\Cache\AnnotationsCacheFlusher;
+use Neos\Flow\Cache\CacheManager;
 use Neos\Flow\Configuration\Loader\AppendLoader;
 use Neos\Flow\Configuration\Source\YamlSource;
 use Neos\Flow\Core\Booting\Step;
@@ -26,6 +27,7 @@
 use Neos\Flow\Security\Authentication\TokenInterface;
 use Neos\Flow\Security\Context;
 use Neos\Flow\Security\Cryptography\PrecomposedHashProvider;
+use Neos\Utility\Files;
 
 /**
  * The Flow Package
@@ -157,9 +159,32 @@ public function boot(Core\Bootstrap $bootstrap)
         $dispatcher->connect(AuthenticationProviderManager::class, 'successfullyAuthenticated', Context::class, 'refreshRoles');
         $dispatcher->connect(AuthenticationProviderManager::class, 'loggedOut', Context::class, 'refreshTokens');
 
+        // Broken! The Signal is not dispatched
         $dispatcher->connect(Proxy\Compiler::class, 'compiledClasses', function (array $classNames) use ($bootstrap) {
             $annotationsCacheFlusher = $bootstrap->getObjectManager()->get(AnnotationsCacheFlusher::class);
             $annotationsCacheFlusher->flushConfigurationCachesByCompiledClass($classNames);
         });
+
+        $dispatcher->connect(Proxy\Compiler::class, 'compiledClasses2', function (array $compiledClasses) use ($bootstrap) {
+            if ($compiledClasses !== []) {
+                $cacheDirectory = $bootstrap->getEarlyInstance(CacheManager::class)->getCache('Flow_Object_Classes')->getBackend()?->getCacheDirectory();
+
+                $localRemoteMapContent = '';
+                foreach ($compiledClasses as $data) {
+                    $localRemoteMapContent .= sprintf(
+                        "%s%s.php = %s\n",
+                        $cacheDirectory,
+                        $data['cacheName'],
+                        $data['path']
+                    );
+                }
+
+                Files::createDirectoryRecursively(FLOW_PATH_ROOT . '.xdebug');
+                file_put_contents(
+                    FLOW_PATH_ROOT . '.xdebug/flow.map',
+                    $localRemoteMapContent
+                );
+            }
+        });
     }
 }