Purchase Logos 4 upgrade - download A8 dmg - always crash on Mac OS X 10.6.2 with XCode 3.2.1 installed on Mac OS Extended (Case-sensitive,Journaled) file system. Changing user from Standard to Admin did cause prompt for "Developer Tools" group credentials to not appear. Keep Smiling 
22-12-09 22 Dec 09 @ 4:56:46 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] ** (process:820): WARNING **: The following assembly referenced from /Applications/Logos Bible Software 4.app/Contents/MacOS/Libronix.DigitalLibrary.dll could not be loaded:
22-12-09 22 Dec 09 @ 4:56:46 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] Assembly: System.Data.SQLite (assemblyref_index=12)
22-12-09 22 Dec 09 @ 4:56:46 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] Version: 1.0.65.1010
22-12-09 22 Dec 09 @ 4:56:46 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] Public Key: (none)
22-12-09 22 Dec 09 @ 4:56:46 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] The assembly was not found in the Global Assembly Cache, a path listed in the MONO_PATH environment variable, or in the location of the executing assembly (/Applications/Logos Bible Software 4.app/Contents/MacOS/).
22-12-09 22 Dec 09 @ 4:57:02 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] =================================================================
22-12-09 22 Dec 09 @ 4:57:02 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] Got a SIGSEGV while executing native code. This usually indicates
22-12-09 22 Dec 09 @ 4:57:02 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] a fatal error in the mono runtime or one of the native libraries
22-12-09 22 Dec 09 @ 4:57:02 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] used by your application.
22-12-09 22 Dec 09 @ 4:57:02 AM [0x0-0x26026].com.logos.Logos_Bible_Software_4[820] =================================================================
3286.Archive-820-crash.zip">http://community.logos.com/cfs-file.ashx/__key/CommunityServer.Discussions.Components.Files/75/3286.Archive_2D00_820_2D00_crash.zip:550:0]