I'm also getting this type of errors:
2006-12-18 21:37:08 SYSTEM 1684 Function setifaceUpdatePackages() has failed. Return code is 0x20000004, dwRes is 20000004.
2007-01-28 19:43:04 SYSTEM 1360 Function setifaceUpdatePackages() has failed. Return code is 0xC0000142, dwRes is C0000142.
2007-02-05 20:18:18 SYSTEM 556 Function setifaceUpdatePackages() has failed. Return code is 0xC0000142, dwRes is C0000142.
2007-02-16 15:53:10 SYSTEM 288 Function setifaceUpdatePackages() has failed. Return code is 0xC0000142, dwRes is C0000142.
2007-07-19 17:30:16 SYSTEM 1696 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-19 21:36:44 SYSTEM 1696 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-23 08:19:50 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-23 12:30:49 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-23 19:33:41 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-23 23:46:38 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-24 09:47:08 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-24 16:33:59 SYSTEM 1680 Function setifaceUpdatePackages() has failed. Return code is 0x20000011, dwRes is 20000011.
2007-07-25 18:21:55 SYSTEM 1688 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-25 22:28:21 SYSTEM 1688 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-25 22:59:14 SYSTEM 1716 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-27 07:23:25 SYSTEM 1716 Function setifaceUpdatePackages() has failed. Return code is 0x00000005, dwRes is 00000005.
2007-07-27 11:26:20 SYSTEM 1716 Function setifaceUpdatePackages() has failed. Return code is 0x20000011, dwRes is 20000011.
And the update via menu works correctly