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commit 8a8093028de2cf31fc90290207a76656950b9756
parent 2069b5b396c0ec61717f4f66e4c96e57b8c08607
Author: Simon Kornblith <simon@simonster.com>
Date:   Fri,  9 Aug 2013 11:00:55 -0400

Check if callback exists before calling

Diffstat:
M
chrome/content/zotero/xpcom/zotero.js
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/chrome/content/zotero/xpcom/zotero.js b/chrome/content/zotero/xpcom/zotero.js
@@ -814,10 +814,10 @@ Components.utils.import("resource://gre/modules/Services.jsm");
 				Zotero.DB.closeDatabase().then(function() {				
 					// broadcast that DB lock has been released
 					Zotero.IPC.broadcast("lockReleased");
-					callback();
+					if(callback) callback();
 				});
 			} else {
-				callback();
+				if(callback) callback();
 			}
 		} catch(e) {
 			Zotero.debug(e);