fix window.onerror TypeError (#72)
diff --git a/CHANGES.md b/CHANGES.md
index c5fc0ac..9e452e5 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -5,6 +5,7 @@
1. Support setting time interval to report segments.
2. Fix segments report only send once
3. Fix apache/skywalking#7335
+4. Fix apache/skywalking#7793
## 0.6.0
diff --git a/src/errors/js.ts b/src/errors/js.ts
index dd8a726..9ff7f49 100644
--- a/src/errors/js.ts
+++ b/src/errors/js.ts
@@ -33,7 +33,7 @@
col,
message,
collector: options.collector,
- stack: error.stack,
+ stack: error ? error.stack : '',
};
this.traceInfo();
};