bash-3.2$ java -cp /Users/morris/jfx/8u-dev/rt/build/sdk/rt/lib/ext/jfxrt.jar:/Users/morris/jfx/8u-dev/rt/apps/toys/Hello/build/classes hello.HelloRectangle
Java has been detached already, but someone is still trying to use it at -[GlassWindow(Overrides) dealloc]:/Users/morris/jfx/8u-dev/rt/modules/graphics/src/main/native-glass/mac/GlassWindow+Overrides.m:48
0 libglass.dylib 0x000000012826859a -[GlassWindow(Overrides) dealloc] + 122
1 libobjc.A.dylib 0x00007fff97f2968c _ZN11objc_object17sidetable_releaseEb + 236
2 libglass.dylib 0x00000001282696c3 -[GlassWindow_Panel dealloc] + 67
3 AppKit 0x00007fff8ed4de6b -[NSWindow release] + 193
4 CoreFoundation 0x00007fff97b6154c __CFRUNLOOP_IS_CALLING_OUT_TO_A_BLOCK__ + 12
5 CoreFoundation 0x00007fff97b53655 __CFRunLoopDoBlocks + 341
6 CoreFoundation 0x00007fff97b53196 __CFRunLoopRun + 1814
7 CoreFoundation 0x00007fff97b52838 CFRunLoopRunSpecific + 296
8 java 0x000000010f329480 CreateExecutionEnvironment + 871
9 java 0x000000010f32520c JLI_Launch + 1952
10 java 0x000000010f32b4dd main + 101
11 java 0x000000010f324a64 start + 52
12 ??? 0x0000000000000004 0x0 + 4