diff --git a/impl/src/main/java/com/sun/faces/config/WebConfiguration.java b/impl/src/main/java/com/sun/faces/config/WebConfiguration.java
index 28c3aa4c65..4a4a2105ee 100644
--- a/impl/src/main/java/com/sun/faces/config/WebConfiguration.java
+++ b/impl/src/main/java/com/sun/faces/config/WebConfiguration.java
@@ -758,7 +758,8 @@ public enum WebContextInitParameter {
         NumberOfViews("com.sun.faces.numberOfViewsInSession", "15"),
         NumberOfLogicalViews("com.sun.faces.numberOfLogicalViews", "15"),
         NumberOfActiveViewMaps("com.sun.faces.numberOfActiveViewMaps", "25"),
-        NumberOfConcurrentFlashUsers("com.sun.faces.numberOfConcerrentFlashUsers", "5000"),
+        NumberOfConcurrentFlashUsers("com.sun.faces.numberOfConcurrentFlashUsers", "5000"),
+        NumberOfConcerrentFlashUsers("com.sun.faces.numberOfConcerrentFlashUsers", "5000", true, NumberOfConcurrentFlashUsers),
         NumberOfFlashesBetweenFlashReapings("com.sun.faces.numberOfFlashesBetweenFlashReapings", "5000"),
         InjectionProviderClass("com.sun.faces.injectionProvider", ""),
         SerializationProviderClass("com.sun.faces.serializationProvider", ""),
diff --git a/impl/src/main/java/com/sun/faces/context/ExternalContextImpl.java b/impl/src/main/java/com/sun/faces/context/ExternalContextImpl.java
index 227335764a..7e0f50f51a 100644
--- a/impl/src/main/java/com/sun/faces/context/ExternalContextImpl.java
+++ b/impl/src/main/java/com/sun/faces/context/ExternalContextImpl.java
@@ -40,17 +40,6 @@
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
-import com.sun.faces.RIConstants;
-import com.sun.faces.config.WebConfiguration;
-import com.sun.faces.context.flash.ELFlash;
-import com.sun.faces.renderkit.html_basic.ScriptRenderer;
-import com.sun.faces.renderkit.html_basic.StylesheetRenderer;
-import com.sun.faces.util.CollectionsUtils;
-import com.sun.faces.util.FacesLogger;
-import com.sun.faces.util.MessageUtils;
-import com.sun.faces.util.TypedCollections;
-import com.sun.faces.util.Util;
-
 import jakarta.faces.FacesException;
 import jakarta.faces.FactoryFinder;
 import jakarta.faces.application.ProjectStage;
@@ -73,6 +62,17 @@
 import jakarta.servlet.http.HttpSession;
 import jakarta.servlet.http.PushBuilder;
 
+import com.sun.faces.RIConstants;
+import com.sun.faces.config.WebConfiguration;
+import com.sun.faces.context.flash.ELFlash;
+import com.sun.faces.renderkit.html_basic.ScriptRenderer;
+import com.sun.faces.renderkit.html_basic.StylesheetRenderer;
+import com.sun.faces.util.CollectionsUtils;
+import com.sun.faces.util.FacesLogger;
+import com.sun.faces.util.MessageUtils;
+import com.sun.faces.util.TypedCollections;
+import com.sun.faces.util.Util;
+
 /**
  * <p>
  * This implementation of {@link ExternalContext} is specific to the servlet implementation.
@@ -554,10 +554,10 @@ public String encodeActionURL(String url) {
     public String encodeResourceURL(String url) {
         Util.notNull("url", url);
 
-        String result = ((HttpServletResponse) response).encodeURL(url);
-        pushIfPossibleAndNecessary(result);
+        String encodedURL = ((HttpServletResponse) response).encodeURL(url);
+        pushIfPossibleAndNecessary(encodedURL);
 
-        return result;
+        return encodedURL;
     }
 
     /**
@@ -1022,26 +1022,25 @@ public void release() {
         flash = null;
     }
 
-    private void pushIfPossibleAndNecessary(String result) {
+    @SuppressWarnings("unchecked")
+    private void pushIfPossibleAndNecessary(String encodedURL) {
         FacesContext context = FacesContext.getCurrentInstance();
 
-        // 1. Don't bother trying to push if we've already pushed this URL for this request
-        @SuppressWarnings("unchecked")
-        Set<String> resourceUrls = (Set<String>) context.getAttributes().computeIfAbsent(PUSH_RESOURCE_URLS_KEY_NAME,
-                k -> new HashSet<>());
+        if (!context.getApplication().getResourceHandler().isResourceURL(encodedURL)) {
+            return;
+        }
+
+        Set<String> resourceUrls = (Set<String>) context.getAttributes().computeIfAbsent(PUSH_RESOURCE_URLS_KEY_NAME, k -> new HashSet<>());
 
-        if (resourceUrls.contains(result)) {
+        if (!resourceUrls.add(encodedURL)) {
             return;
         }
-        resourceUrls.add(result);
 
-        // 2. At this point we know we haven't pushed this URL for this request before
         PushBuilder pushBuilder = getPushBuilder(context);
+
         if (pushBuilder != null) {
-            // and now we also know there was no If-Modified-Since header
-            pushBuilder.path(result).push();
+            pushBuilder.path(encodedURL).push();
         }
-
     }
 
     private PushBuilder getPushBuilder(FacesContext context) {
diff --git a/impl/src/main/java/com/sun/faces/renderkit/html_basic/MenuRenderer.java b/impl/src/main/java/com/sun/faces/renderkit/html_basic/MenuRenderer.java
index 9477b9ae30..2e5b8152cb 100644
--- a/impl/src/main/java/com/sun/faces/renderkit/html_basic/MenuRenderer.java
+++ b/impl/src/main/java/com/sun/faces/renderkit/html_basic/MenuRenderer.java
@@ -223,7 +223,12 @@ protected Object convertSelectManyValuesForModel(FacesContext context, UISelectM
         }
 
         if (Object.class.equals(modelType)) {
-            return convertSelectManyValuesForArray(context, uiSelectMany, modelType, newValues);
+            if (uiSelectMany.getAttributes().get("collectionType") != null) {
+                return convertSelectManyValuesForCollection(context, uiSelectMany, null, newValues);
+            }
+            else {
+                return convertSelectManyValuesForArray(context, uiSelectMany, modelType, newValues);
+            }
         }
 
         throw new FacesException("Target model Type is no a Collection or Array");