Important update:

- Bug fix: Error when writing to closed socket

SelectableCore.cpp

@@ -1169,9 +1169,14 @@ bool CSelectableCore::Write( THandle * Handle )
     int     BytesWritten    = 0;
 
     // Validate
-    if (!Handle || (Handle->State == csNone) || (Handle->State == csFailed) || (Handle->State == csClosed))
+    if (!Handle)
+        return false;
+
+    // Is Handle open?
+    if ((Handle->State == csNone) || (Handle->State == csFailed) || (Handle->State == csClosed))
     {
-        if (Handle->AutoManage)
+        // May it be opened?
+        if (Handle && Handle->AutoManage)
         {
             // Check duration since last PortIn
             if (Timeout( Handle->ReopenStart, Handle->ReopenDelay ))