Moved handling from Target to Dispatcher, fixed edge cases

framework/log/Dispatcher.php

@@ -175,10 +175,26 @@ class Dispatcher extends Component
      */
     public function dispatch($messages, $final)
     {
+        $targetErrors = [];
         foreach ($this->targets as $target) {
             if ($target->enabled) {
-                $target->collect($messages, $final);
+                try {
+                    $target->collect($messages, $final);
+                } catch (\Exception $e) {
+                    $target->enabled = false;
+                    $targetErrors[] = [
+                        'Unable to send log via '.  get_class($target) .': ' . $e->getMessage(),
+                        Logger::LEVEL_WARNING,
+                        __METHOD__,
+                        microtime(true),
+                        [],
+                    ];
+                }
             }
         }
+
+        if (!empty($targetErrors)) {
+            $this->dispatch($targetErrors, true);
+        }
     }
 }

framework/log/Target.php

@@ -105,13 +105,7 @@ abstract class Target extends Component
             if (($context = $this->getContextMessage()) !== '') {
                 $this->messages[] = [$context, Logger::LEVEL_INFO, 'application', YII_BEGIN_TIME];
             }
-            try {
-                $this->export();
-            } catch (\Exception $e) {
-                $this->enabled = false;
-                \Yii::warning('Unable to send log via '.  get_class($this) .': ' . $e->getMessage(), __METHOD__);
-                \Yii::getLogger()->flush(true);
-            }
+            $this->export();
             $this->messages = [];
         }
     }