141344 2015-02-06 16:27:17 -0800 r179750 61.9 MB 2015-02-06 23:25:00 GMT crashes on launch every time 2015-02-06 22:58:56 -0800 1 1 1 Unclassified WebKit New Bugs 528+ (Nightly build) Mac (Intel) OS X 10.10 RESOLVED DUPLICATE 141335 P1 Blocker --- 1 jimoase webkit-unassigned oldest_to_newest 1067450 0 jimoase 2015-02-06 16:27:17 -0800 r179750 61.9 MB 2015-02-06 23:25:00 GMT crashes on launch 1067489 1 ap 2015-02-06 19:20:49 -0800 Could you please attach a crash log? 1067499 2 ap 2015-02-06 22:58:56 -0800 Dyld Error Message: Symbol not found: __ZN3WTF18fastMallocGoodSizeEm Referenced from: /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari Expected in: /Volumes/VOLUME/WebKit.app/Contents/Frameworks/10.10/JavaScriptCore.framework/Versions/A/JavaScriptCore in /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari Turns out that the offending change has been already undone, so the next nightly build should work. Sorry for the trouble! *** This bug has been marked as a duplicate of bug 141335 ***