Fix "Trying to access array offset on null" warning, since the return…

… value of `error_get_last()` can be `null` #17365
yiisoft · Dec 8, 2024 · 10fa457 · 10fa457
1 parent 49cfd3b
commit 10fa457
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/framework/caching/FileCache.php b/framework/caching/FileCache.php
@@ -158,8 +158,14 @@ protected function setValue($key, $value, $duration)
             return @touch($cacheFile, $duration + time());
         }
 
-        $error = error_get_last();
-        Yii::warning("Unable to write cache file '{$cacheFile}': {$error['message']}", __METHOD__);
+        $message = "Unable to write cache file '{$cacheFile}'";
+
+        if ($error = error_get_last()) {
+            $message .= ": {$error['message']}";
+        }
+
+        Yii::warning($message, __METHOD__);
+
         return false;
     }