Fix #7958 - Unrecognized C++ exception (master only regression).

FirebirdSQL · Jan 14, 2024 · 52a1399 · 52a1399
1 parent ac4162e
commit 52a1399
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/dsql/DdlNodes.epp b/src/dsql/DdlNodes.epp
@@ -6249,7 +6249,8 @@ bool RelationNode::deleteLocalField(thread_db* tdbb, jrd_tra* transaction,
 		if (!preChangeHandlerWasExecuted)
 		{
 			preChangeHandlerWasExecuted = true;
-			preChangeHandler();
+			if (preChangeHandler)
+				preChangeHandler();
 		}
 	};