just got a crash switching back to the Squeak VM window after working in a terminal window running a compile, while my Squeal VMMaker image was generating sources.
Exception Type: EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000000
VM Regions Near 0:
--> __PAGEZERO 0000000000000000-0000000000001000 [ 4K] ---/--- SM=NUL /Users/USER/*/CocoaFast.app/Contents/MacOS/Squeak
VM_ALLOCATE 0000000000001000-00000000000fb000 [ 1000K] ---/--- SM=NUL
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 libobjc.A.dylib 0x9abffa80 (anonymous namespace)::AutoreleasePoolPage::autoreleaseSlow(objc_object*) + 412
1 libobjc.A.dylib 0x9ac11799 _objc_rootAutorelease2(objc_object*) + 72
2 com.apple.Foundation 0x9af152c2 +[NSPathStore2 pathStoreWithCharacters:length:] + 176
3 com.apple.Foundation 0x9af2a986 -[NSPathStore2 stringByAppendingPathComponent:] + 669
4 org.squeak.Squeak$(VM_MONIKER) 0x0016d2df -[sqSqueakOSXFileDirectoryInterface resolvedAliasFiles:] + 277
5 org.squeak.Squeak$(VM_MONIKER) 0x00172816 createFilePathFromString + 311
6 org.squeak.Squeak$(VM_MONIKER) 0x00172850 sqGetFilenameFromString + 50
7 org.squeak.Squeak$(VM_MONIKER) 0x0019137d sqFileOpen + 126
8 org.squeak.Squeak$(VM_MONIKER) 0x0018fbe2 fileOpenNamesizewritesecure + 176
9 org.squeak.Squeak$(VM_MONIKER) 0x0019078b primitiveFileOpen + 99
10 ??? 0x04834cc8 0 + 75713736
11 org.squeak.Squeak$(VM_MONIKER) 0x000fca5a interpret + 741
12 org.squeak.Squeak$(VM_MONIKER) 0x00174f64 -[sqSqueakMainApplication runSqueak] + 476
13 com.apple.Foundation 0x9af8bf70 __NSFirePerformWithOrder + 419
14 com.apple.CoreFoundation 0x9a75c2be __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 30
15 com.apple.CoreFoundation 0x9a75c20f __CFRunLoopDoObservers + 399
16 com.apple.CoreFoundation 0x9a74d02e __CFRunLoopRun + 974
17 com.apple.CoreFoundation 0x9a74c9ea CFRunLoopRunSpecific + 394
18 com.apple.CoreFoundation 0x9a74c84b CFRunLoopRunInMode + 123
19 com.apple.HIToolbox 0x9b2efb5d RunCurrentEventLoopInMode + 259
20 com.apple.HIToolbox 0x9b2ef777 ReceiveNextEventCommon + 163
21 com.apple.HIToolbox 0x9b2ef6bd _BlockUntilNextEventMatchingListInModeWithFilter + 92
22 com.apple.AppKit 0x98bf2349 _DPSNextEvent + 1602
23 com.apple.AppKit 0x98bf1870 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 119
24 com.apple.AppKit 0x98be415c -[NSApplication run] + 727
25 com.apple.AppKit 0x98bccff8 NSApplicationMain + 1165
26 libdyld.dylib 0x905e0701 start + 1