docker event stream can be null if it errored

2016-07-25 11:39:32 -07:00
parent e46b1a9245
commit 338f4bcdea
1 changed files with 1 additions and 1 deletions
--- a/src/apphealthmonitor.js
+++ b/src/apphealthmonitor.js
@@ -194,7 +194,7 @@ function stop(callback) {
    assert.strictEqual(typeof callback, 'function');

    clearTimeout(gRunTimeout);
-    gDockerEventStream.end();
+    if (gDockerEventStream) gDockerEventStream.end();

    callback();
 }