From 327613fbcd037648bacbca62213d67eaeda26d67 Mon Sep 17 00:00:00 2001
From: isidor <inikolic@microsoft.com>
Date: Fri, 2 Nov 2018 11:15:56 +0100
Subject: [PATCH] repl: only dispose listener if a new session is selected

fixes #62417
---
 src/vs/workbench/parts/debug/electron-browser/repl.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/vs/workbench/parts/debug/electron-browser/repl.ts b/src/vs/workbench/parts/debug/electron-browser/repl.ts
index 897246e3109..389c57ddcab 100644
--- a/src/vs/workbench/parts/debug/electron-browser/repl.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/repl.ts
@@ -165,10 +165,10 @@ export class Repl extends Panel implements IPrivateReplService, IHistoryNavigati
 	}
 
 	selectSession(session: IDebugSession): void {
-		if (this.replElementsChangeListener) {
-			this.replElementsChangeListener.dispose();
-		}
 		if (session) {
+			if (this.replElementsChangeListener) {
+				this.replElementsChangeListener.dispose();
+			}
 			this.replElementsChangeListener = session.onDidChangeReplElements(() => {
 				this.refreshReplElements(session.getReplElements().length === 0);
 			});
-- 
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