Did you upgrade to the latest xcode version at the same time? Maybe using a previous version of xcode may still do the job until there is a solution.
Rgds., Sascha > Am 04.11.2014 um 14:22 schrieb Guckelsberger, Günter > <[email protected]>: > > after upgrading my mac to Yosemite I get an error, when I try to export > release build for iOS: > > Error occurred while packaging the application: > > Nov 4 14:19:14 macbookair.fritz.box java[1639] <Error>: The function > ‘CGContextErase’ is obsolete and will be removed in an upcoming update. > Unfortunately, this application, or a library it uses, is using this > obsolete function, and is thereby contributing to an overall degradation of > system performance. > > > any ideas? > > Guenter
