From 1853010ea52ca8c0f00aeb2121c4e928d3edbcd9 Mon Sep 17 00:00:00 2001
From: Luke Slevinsky <t-luslev@microsoft.com>
Date: Wed, 21 Aug 2019 15:10:26 -0700
Subject: [PATCH] fix lack of null check on currentActiveFile

---
 src/extension.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/extension.ts b/src/extension.ts
index 5e620a585..7ed619dad 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -742,7 +742,7 @@ const updateCurrentFileIfPython = async (
     setPathAndSendMessage(currentPanel,
       getActivePythonFile() || "");
   }
-  if (utils.getActiveEditorFromPath(currentTextDocument.fileName) === undefined) {
+  if (currentTextDocument && utils.getActiveEditorFromPath(currentTextDocument.fileName) === undefined) {
     await vscode.window.showTextDocument(currentTextDocument, vscode.ViewColumn.One);
   }
 };