--- old/src/java.desktop/macosx/native/libawt_lwawt/awt/CGraphicsEnv.m 2016-05-05 10:45:44.000000000 +0300 +++ new/src/java.desktop/macosx/native/libawt_lwawt/awt/CGraphicsEnv.m 2016-05-05 10:45:44.000000000 +0300 @@ -127,6 +127,7 @@ jc_CGraphicsEnvironment, "_displayReconfiguration","(IZ)V"); JNFCallVoidMethod(env, graphicsEnv, jm_displayReconfiguration, (jint) display, (jboolean) flags & kCGDisplayRemoveFlag); + (*env)->DeleteLocalRef(env, graphicsEnv); }); }]; }