[BUGFIX] Don't re-instantiate TypoScript in FE/Search context

[dkd-kaehm]

Fixes: #4340, #4419

[dkd-kaehm]

@bmack proposed:

--- Classes/System/Configuration/ConfigurationManager.php	2025-07-25 16:35:48
+++ Classes/System/Configuration/ConfigurationManager.php	2025-07-25 16:36:02
@@ -68,7 +68,22 @@
                 }
             }
         }
-        $fullConfig = $this->getCoreTypoScriptFrontendByRequest($request)->getSetupArray();
+        try {
+            $fullConfig = $request->getAttribute('frontend.typoscript')?->getSetupArray();
+        } catch (\RuntimeException) {
+            $fullConfig = null;
+        }
+        if ($fullConfig === null) {
+            $cache = GeneralUtility::makeInstance(\TYPO3\CMS\Core\Cache\CacheManager::class)->getCache('hash');
+            $cacheIdentifier = $pageId . '_' . ($request->getAttribute('language')?->getLanguageId() ?? 0);
+            if (!$cache->has($cacheIdentifier)) {
+                // Fallback to full TypoScript configuration
+                $fullConfig = $this->getCoreTypoScriptFrontendByRequest($request)->getSetupArray();
+                $cache->set($cacheIdentifier, $fullConfig);
+            } else {
+                $fullConfig = $cache->get($cacheIdentifier);
+            }
+        }
         return GeneralUtility::makeInstance(TypoScriptConfiguration::class, $fullConfig, $pageId);
     }

[dkd-friedrich]

Looks good to me after a quick visual check.