{"action":"opened","issue":{"url":"https://api.github.com/repos/t-oster/VisiCut/issues/320","labels_url":"https://api.github.com/repos/t-oster/VisiCut/issues/320/labels{/name}","comments_url":"https://api.github.com/repos/t-oster/VisiCut/issues/320/comments","events_url":"https://api.github.com/repos/t-oster/VisiCut/issues/320/events","html_url":"https://github.com/t-oster/VisiCut/issues/320","id":122550097,"number":320,"title":"Exception in thread \"AWT-EventQueue-0\" java.lang.UnsupportedClassVersionError: com/google/zxing/LuminanceSource : Unsupported major.minor version 51.0","user":{"login":"peteruithoven","id":523210,"avatar_url":"https://avatars.githubusercontent.com/u/523210?v=3","gravatar_id":"","url":"https://api.github.com/users/peteruithoven","html_url":"https://github.com/peteruithoven","followers_url":"https://api.github.com/users/peteruithoven/followers","following_url":"https://api.github.com/users/peteruithoven/following{/other_user}","gists_url":"https://api.github.com/users/peteruithoven/gists{/gist_id}","starred_url":"https://api.github.com/users/peteruithoven/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/peteruithoven/subscriptions","organizations_url":"https://api.github.com/users/peteruithoven/orgs","repos_url":"https://api.github.com/users/peteruithoven/repos","events_url":"https://api.github.com/users/peteruithoven/events{/privacy}","received_events_url":"https://api.github.com/users/peteruithoven/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-12-16T16:45:35Z","updated_at":"2015-12-16T16:45:35Z","closed_at":null,"body":"When starting Visicut 1.7-297 (the latest) in OS X 10.9.5 it got stuck at the loading screen. \r\n(OS X 10.9.5 is two version behind the latest, see [OS X versions](https://en.wikipedia.org/wiki/OS_X#Versions))\r\nStarting it through the terminal (`VisiCut.app/Contents/MacOS/JavaApplicationStub`) it gives the following error: \r\n```\r\nMacOS/JavaApplicationStub \r\nDec 16 17:12:38 peteruithoven-2.local JavaApplicationStub[25828] <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: The function `CGContextErase' is obsolete and will be removed in an upcoming update.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.\r\nException in thread \"AWT-EventQueue-0\" java.lang.UnsupportedClassVersionError: com/google/zxing/LuminanceSource : Unsupported major.minor version 51.0\r\n\tat java.lang.ClassLoader.defineClass1(Native Method)\r\n\tat java.lang.ClassLoader.defineClassCond(ClassLoader.java:637)\r\n\tat java.lang.ClassLoader.defineClass(ClassLoader.java:621)\r\n\tat java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)\r\n\tat java.net.URLClassLoader.defineClass(URLClassLoader.java:283)\r\n\tat java.net.URLClassLoader.access$000(URLClassLoader.java:58)\r\n\tat java.net.URLClassLoader$1.run(URLClassLoader.java:197)\r\n\tat java.security.AccessController.doPrivileged(Native Method)\r\n\tat java.net.URLClassLoader.findClass(URLClassLoader.java:190)\r\n\tat java.lang.ClassLoader.loadClass(ClassLoader.java:306)\r\n\tat sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)\r\n\tat java.lang.ClassLoader.loadClass(ClassLoader.java:247)\r\n\tat com.frochr123.qrcodescan.QRCodeScanner.<init>(QRCodeScanner.java:48)\r\n\tat com.frochr123.periodictasks.RefreshQRCodesTask.<init>(RefreshQRCodesTask.java:69)\r\n\tat com.t_oster.visicut.gui.MainView.setCameraActive(MainView.java:3401)\r\n\tat com.t_oster.visicut.gui.MainView.refreshButtonStates(MainView.java:1662)\r\n\tat com.t_oster.visicut.gui.MainView.visicutModel1PropertyChange(MainView.java:2129)\r\n\tat com.t_oster.visicut.gui.MainView.<init>(MainView.java:382)\r\n\tat com.t_oster.visicut.gui.VisicutApp.startup(VisicutApp.java:72)\r\n\tat org.jdesktop.application.Application$1.run(Application.java:171)\r\n\tat java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)\r\n\tat java.awt.EventQueue.dispatchEventImpl(EventQueue.java:715)\r\n\tat java.awt.EventQueue.access$400(EventQueue.java:82)\r\n\tat java.awt.EventQueue$2.run(EventQueue.java:676)\r\n\tat java.awt.EventQueue$2.run(EventQueue.java:674)\r\n\tat java.security.AccessController.doPrivileged(Native Method)\r\n\tat java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:86)\r\n\tat java.awt.EventQueue.dispatchEvent(EventQueue.java:685)\r\n\tat java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)\r\n\tat java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)\r\n\tat java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)\r\n\tat java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)\r\n\tat java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)\r\n\tat java.awt.EventDispatchThread.run(EventDispatchThread.java:122)\r\njava.net.SocketTimeoutException: connect timed out\r\n```\r\nThere is more (stacktrace), but I'm guessing that's not relevant. "}}