Renamed PreferencesManager.DB file - Launched Alpha 19.1 - Home Page loaded - Tools => Biblical Places - Jerusalem appeared quickly - Typed Bethel - choose "Bethel (North of Jerusalem)" - now spinning beach ball with many NSImage Memory Errors appeared with stack trace in console messages:
9-5-10 9 May 10 @ 11:05:16 PM Logos Bible Software 4[410] NSImage: Insufficient memory to allocate pixel data buffer of 1532184192 bytes
9-5-10 9 May 10 @ 11:05:16 PM Logos Bible Software 4[410] Exception NSMallocException: NSImage: Insufficient memory to allocate pixel data buffer of 1532184192 bytes
Stack trace:
0 -[NSObject(MonoStackTrace) stackTrace] [0x00a75fde - MonoHost]
1 -[NSException(MonoStackTrace) logStackTrace] [0x009c74c7 - MonoHost]
2 -[AppController exceptionHandler:shouldLogException:mask:] [0x0001834a - Logos Bible Software 4]
3 -[NSExceptionHandler _handleException
] [0x968eaebb - ExceptionHandling]
4 NSExceptionHandlerExceptionRaiser [0x968ead52 - ExceptionHandling]
5 objc_exception_throw [0x9775b509 - libobjc.A.dylib]
6 -[NSView _displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] [0x96a8dc4b - AppKit]
7 -[NSView displayIfNeeded] [0x969ee3ee - AppKit]
8 -[NSWindow displayIfNeeded] [0x969b76ec - AppKit]
9 _handleWindowNeedsDisplay [0x969e8c26 - AppKit]
10 __CFRunLoopDoObservers [0x98c3e2e2 - CoreFoundation]
11 __CFRunLoopRun [0x98bfaa1d - CoreFoundation]
12 CFRunLoopRunSpecific [0x98bfa0f4 - CoreFoundation]
13 CFRunLoopRunInMode [0x98bf9f21 - CoreFoundation]
14 RunCurrentEventLoopInMode [0x9729f0fc - HIToolbox]
15 ReceiveNextEventCommon [0x9729eded - HIToolbox]
16 BlockUntilNextEventMatchingListInMode [0x9729ed36 - HIToolbox]
17 _DPSNextEvent [0x969bf135 - AppKit]
18 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] [0x969be976 - AppKit]
19 -[NSApplication run] [0x96980bef - AppKit]
20 NSApplicationMain [0x96978c85 - AppKit]
21 main [0x0000b872 - Logos Bible Software 4]
22 start [0x0000b292 - Logos Bible Software 4]
3463.A19.1-Force-Quit7.zip
Keep Smiling 
Note: iMac 27" Quad Core i7 with 8 GB Ram