Fix for attempting to copy a null callstack

inkle · Jun 28, 2017 · dcbd54f · dcbd54f
1 parent 3ece067
commit dcbd54f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ink-engine-runtime/StoryState.cs b/ink-engine-runtime/StoryState.cs
@@ -256,7 +256,8 @@ internal StoryState Copy()
             }
 
             copy.callStack = new CallStack (callStack);
-            copy._originalCallstack = new CallStack(_originalCallstack);
+            if( _originalCallstack != null )
+                copy._originalCallstack = new CallStack(_originalCallstack);
 
             copy.variablesState = new VariablesState (copy.callStack, story.listDefinitions);
             copy.variablesState.CopyFrom (variablesState);