Meine Vermutung, du hast Helferlein installiert oder auch Programme falsch deinstalliert, deren Reste Amok laufen.
Das kann die Ursache sein.
In der Konsole ist ein langer Log:
19.Mai.11 14:59:33 com.apple.launchctl.System[2] launchctl: Please convert the following to launchd: /etc/mach_init.d/airport_wps.plist
19.Mai.11 14:59:33 com.apple.launchctl.System[2] launchctl: Please convert the following to launchd: /etc/mach_init.d/dashboardadvisoryd.plist
19.Mai.11 14:59:33 com.apple.launchd[1] (com.apple.RemoteDesktop.PrivilegeProxy) Unknown key for boolean: EnableTransactions
19.Mai.11 14:59:33 com.apple.launchd[1] (com.apple.usbmuxd) Unknown key for boolean: EnableTransactions
19.Mai.11 14:59:33 com.apple.launchd[1] (org.cups.cupsd) Unknown key: SHAuthorizationRight
19.Mai.11 14:59:33 com.apple.launchd[1] (org.ntp.ntpd) Unknown key: SHAuthorizationRight
19.Mai.11 14:59:33 com.apple.launchd[1] (org.x.privileged_startx) Unknown key for boolean: EnableTransactions
19.Mai.11 14:59:33 com.apple.launchd[1] (com.apple.aslmanager) Path monitoring failed on "/var/log/asl": No such file or directory
19.Mai.11 14:59:34 com.apple.launchd[1] (org.cups.cupsd) Path monitoring failed on "/private/var/spool/cups/cache": No such file or directory
19.Mai.11 14:59:34 com.apple.launchd[1] (org.postfix.master) Path monitoring failed on "/var/spool/postfix": No such file or directory
19.Mai.11 14:59:39 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 14:59:39 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:29 com.sophos.intercheck[41] kextload serialization lock busy; sleeping (89 retries left)
19.Mai.11 15:00:31 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:31 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:31 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:31 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:31 com.sophos.intercheck[41] kextload: /Library/Sophos Anti-Virus/InterCheck.app/Contents/Resources/Sophos Anti-Virus.kext loaded successfully
19.Mai.11 15:00:35 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:35 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:36 com.apple.ATSServer[104] FODBCheck: New annex file created
19.Mai.11 15:00:44 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:44 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:44 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:00:44 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:00 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:00 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:01 com.apple.launchd[1] (com.apple.UserEventAgent-LoginWindow[111]) Exited: Terminated
19.Mai.11 15:01:01 com.apple.launchctl.Aqua[130] launchctl: Please convert the following to launchd: /etc/mach_init_per_user.d/RemoteUI.plist
19.Mai.11 15:01:01 com.apple.launchd[127] (com.apple.AirPortBaseStationAgent) Unknown key for boolean: EnableTransactions
19.Mai.11 15:01:01 com.apple.launchd[127] (org.x.startx) Unknown key for boolean: EnableTransactions
19.Mai.11 15:01:07 com.apple.ATSServer[142] FODBCheck: New annex file created
19.Mai.11 15:01:14 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:14 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:14 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:14 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:15 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:15 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:15 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:15 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:01:24 SyncServer[160] SyncServer: Reaping records for inactive clients. Next reap on 2011-07-03 15:01:24 +0200
19.Mai.11 15:01:25 SyncServer[160] SyncServer: Truth vacuumed. Next vacuum date 2011-06-02 15:01:24 +0200
19.Mai.11 15:01:34 SoftwareUpdateCheck[163] Checking for updates
19.Mai.11 15:02:00 quicklookd[177] [QL ERROR] 'Creating thumbnail' timed out for '<QLThumbnailRequest /Users/johannmayrhofer/Documents/Bücherliste.doc>'
19.Mai.11 15:02:09 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:02:09 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:03:09 com.apple.launchd[127] ([0x0-0xc00c].SoftwareUpdateCheck[163]) Exited with exit code: 102
19.Mai.11 15:03:35 com.apple.dyld[11] update_dyld_shared_cache[11] regenerated cache for arch=i386
19.Mai.11 15:04:13 com.apple.firmwaresyncd[29] kextload: /System/Library/Extensions/msdosfs.kext loaded successfully
19.Mai.11 15:04:13 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:04:13 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:04:13 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:04:13 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:04:16 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 15:04:16 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:10:15 Mail[172] Unread count went negative for mailbox Deleted Messages
19.Mai.11 16:10:16 Mail[172] Unread count went negative for mailbox Deleted Messages
19.Mai.11 16:10:41 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:10:41 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:14 com.apple.loginwindow[24] Shutdown NOW!
19.Mai.11 16:11:14 com.apple.loginwindow[24] System shutdown time has arrived
19.Mai.11 16:11:36 com.apple.launchctl.System[2] launchctl: Please convert the following to launchd: /etc/mach_init.d/airport_wps.plist
19.Mai.11 16:11:36 com.apple.launchctl.System[2] launchctl: Please convert the following to launchd: /etc/mach_init.d/dashboardadvisoryd.plist
19.Mai.11 16:11:36 com.apple.launchd[1] (com.apple.RemoteDesktop.PrivilegeProxy) Unknown key for boolean: EnableTransactions
19.Mai.11 16:11:36 com.apple.launchd[1] (com.apple.usbmuxd) Unknown key for boolean: EnableTransactions
19.Mai.11 16:11:36 com.apple.launchd[1] (org.cups.cupsd) Unknown key: SHAuthorizationRight
19.Mai.11 16:11:36 com.apple.launchd[1] (org.ntp.ntpd) Unknown key: SHAuthorizationRight
19.Mai.11 16:11:36 com.apple.launchd[1] (org.x.privileged_startx) Unknown key for boolean: EnableTransactions
19.Mai.11 16:11:36 com.apple.launchd[1] (org.cups.cupsd) Path monitoring failed on "/private/var/spool/cups/cache": No such file or directory
19.Mai.11 16:11:36 com.apple.launchd[1] (org.postfix.master) Path monitoring failed on "/var/spool/postfix": No such file or directory
19.Mai.11 16:11:41 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:41 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:43 com.sophos.intercheck[40] kextload: /Library/Sophos Anti-Virus/InterCheck.app/Contents/Resources/Sophos Anti-Virus.kext loaded successfully
19.Mai.11 16:11:47 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:47 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:47 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:47 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:51 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:11:51 com.apple.launchd[1] (org.postfix.master) Failed to count the number of files in "/var/spool/postfix/maildrop": No such file or directory
19.Mai.11 16:12:04 com.apple.launchd[1] (com.apple.UserEventAgent-LoginWindow[73]) Exited: Terminated
19.Mai.11 16:12:04 com.apple.launchctl.Aqua[78] launchctl: Please convert the following to launchd: /etc/mach_init_per_user.d/RemoteUI.plist
19.Mai.11 16:12:04 com.apple.launchd[65] (com.apple.AirPortBaseStationAgent) Unknown key for boolean: EnableTransactions
19.Mai.11 16:12:04 com.apple.launchd[65] (org.x.startx) Unknown key for boolean: EnableTransactions
19.Mai.11 16:12:23 Finder[92] [QL ERROR] Generator database update takes too long... we will use what we currently have
19.Mai.11 16:12:38 quicklookd[99] [QL ERROR] 'Creating thumbnail' timed out for '<QLThumbnailRequest /Users/johannmayrhofer/Documents/Bücherliste.doc>'
19.Mai.11 16:36:59 com.apple.launchd[1] (com.apple.backupd-wake[123]) Exited with exit code: 1
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextClipToRect: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextSaveGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextRestoreGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextClipToRect: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextSaveGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextRestoreGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextClipToRect: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextSaveGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextRestoreGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextClipToRect: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextSaveGState: invalid context
19.Mai.11 16:59:53 [0x0-0x13013].com.apple.Safari[106] Thu May 19 16:59:53 Macintosh.local Safari[106] <Error>: CGContextRestoreGState: invalid context
19.Mai.11 17:00:28 com.apple.launchd[1] (com.apple.backupd-wake[135]) Exited with exit code: 1
??
Danke!