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-rw-r--r--ext/console/02_console.js2
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/console/02_console.js b/ext/console/02_console.js
index 9edf78ffd..24918ea1a 100644
--- a/ext/console/02_console.js
+++ b/ext/console/02_console.js
@@ -959,6 +959,8 @@
if (RegExpPrototypeTest(/\s+at/, line)) {
ArrayPrototypeUnshift(stackLines, line);
break;
+ } else if (typeof line === "undefined") {
+ break;
}
finalMessage += line;