diff --git a/com.woltlab.wcf/templates/contentNotVisible.tpl b/com.woltlab.wcf/templates/shared_contentNotVisible.tpl
similarity index 100%
rename from com.woltlab.wcf/templates/contentNotVisible.tpl
rename to com.woltlab.wcf/templates/shared_contentNotVisible.tpl
diff --git a/wcfsetup/install/files/lib/system/WCF.class.php b/wcfsetup/install/files/lib/system/WCF.class.php
index db88ffb24cd..d24d5810207 100644
--- a/wcfsetup/install/files/lib/system/WCF.class.php
+++ b/wcfsetup/install/files/lib/system/WCF.class.php
@@ -650,8 +650,10 @@ protected function loadApplication(Application $application, bool $isDependentAp
                 throw new SystemException('Unable to load configuration for ' . $package->package);
             }
 
-            // register template path if not within ACP
-            if (!\class_exists('wcf\system\WCFACP', false)) {
+            if (\class_exists('wcf\system\WCFACP', false)) {
+                // In acp we need to load the application and path into TemplateEngine
+                TemplateEngine::getInstance()->addApplication($abbreviation, $packageDir . 'templates/');
+            } else {
                 // add template path and abbreviation
                 static::getTPL()->addApplication($abbreviation, $packageDir . 'templates/');
             }
diff --git a/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
index 8c120dc846e..f8ed9bcbae5 100644
--- a/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
@@ -27,7 +27,7 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
 
         $attachment = $this->getAttachment($attachmentID);
         if ($attachment === null) {
-            return WCF::getTPL()->fetch('contentNotVisible');
+            return WCF::getTPL()->fetch('shared_contentNotVisible');
         }
 
         $outputType = $parser->getOutputType();
@@ -55,7 +55,7 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
         } elseif (\substr($attachment->fileType, 0, 6) === 'audio/' && $outputType == 'text/html') {
             return $this->showAudioPlayer($attachment);
         } elseif (!$attachment->canDownload()) {
-            return WCF::getTPL()->fetch('contentNotVisible', 'wcf', [
+            return WCF::getTPL()->fetch('shared_contentNotVisible', 'wcf', [
                 'message' => WCF::getLanguage()->getDynamicVariable('wcf.message.content.no.permission.title')
             ], true);
         }
diff --git a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteArticleBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteArticleBBCode.class.php
index 003f9769fce..9fe0c499acc 100644
--- a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteArticleBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteArticleBBCode.class.php
@@ -32,11 +32,11 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
 
         $article = $this->getArticle($articleID);
         if ($article === null) {
-            return WCF::getTPL()->fetch('contentNotVisible');
+            return WCF::getTPL()->fetch('shared_contentNotVisible');
         }
 
         if (!$article->canRead()) {
-            return WCF::getTPL()->fetch('contentNotVisible', 'wcf', [
+            return WCF::getTPL()->fetch('shared_contentNotVisible', 'wcf', [
                 'message' => WCF::getLanguage()->getDynamicVariable('wcf.message.content.no.permission.title')
             ], true);
         } elseif ($parser->getOutputType() == 'text/html') {
diff --git a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteMediaBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteMediaBBCode.class.php
index b1ce57c908d..45cbf8d8794 100644
--- a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteMediaBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuiteMediaBBCode.class.php
@@ -48,7 +48,7 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
         /** @var ViewableMedia $media */
         $media = MessageEmbeddedObjectManager::getInstance()->getObject('com.woltlab.wcf.media', $mediaID);
         if ($media === null) {
-            return WCF::getTPL()->fetch('contentNotVisible');
+            return WCF::getTPL()->fetch('shared_contentNotVisible');
         }
 
         if ($media->isAccessible()) {
@@ -95,7 +95,7 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
 
             return StringUtil::encodeHTML($this->getLink($media));
         } else {
-            return WCF::getTPL()->fetch('contentNotVisible', 'wcf', [
+            return WCF::getTPL()->fetch('shared_contentNotVisible', 'wcf', [
                 'message' => WCF::getLanguage()->getDynamicVariable('wcf.message.content.no.permission.title')
             ], true);
         }
diff --git a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuitePageBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuitePageBBCode.class.php
index 717ec5d1222..4284b494482 100644
--- a/wcfsetup/install/files/lib/system/bbcode/WoltLabSuitePageBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/WoltLabSuitePageBBCode.class.php
@@ -35,6 +35,6 @@ public function getParsedTag(array $openingTag, $content, array $closingTag, BBC
             return StringUtil::getAnchorTag($page->getLink(), $title ?: $page->getTitle());
         }
 
-        return WCF::getTPL()->fetch('contentNotVisible');
+        return WCF::getTPL()->fetch('shared_contentNotVisible');
     }
 }