Iterate over copy of list for increased thread-safety

apache · Jan 30, 2025 · 11400a1 · 11400a1
1 parent 1a6ff0f
commit 11400a1
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/log4net/Util/AppenderAttachedImpl.cs b/src/log4net/Util/AppenderAttachedImpl.cs
@@ -246,7 +246,7 @@ public void RemoveAllAppenders()
   {
     if (_appenderList is not null)
     {
-      foreach (IAppender appender in _appenderList)
+      foreach (IAppender appender in _appenderList.ToArray())
       {
         try
         {
@@ -320,4 +320,4 @@ public void RemoveAllAppenders()
   /// log message.
   /// </remarks>
   private static readonly Type _declaringType = typeof(AppenderAttachedImpl);
-}
+}