guard against the possible non-existence of metadata for a channel

5 years ago · 4e8ebac3c1
parent 6c5b3c8d14
commit 4e8ebac3c1
1 changed files with 1 additions and 1 deletions
--- a/lib/hk-util.js
+++ b/lib/hk-util.js
@ -955,7 +955,7 @@ HK.onChannelMessage = function (Env, Server, channel, msgStruct) {
        }));
    }).nThen(function (w) {
        // if there's no validateKey present skip to the next block
-        if (!metadata.validateKey) { return; }
+        if (!(metadata && metadata.validateKey)) { return; }

        // trim the checkpoint indicator off the message if it's present
        let signedMsg = (isCp) ? msgStruct[4].replace(CHECKPOINT_PATTERN, '') : msgStruct[4];