Two of our w2k3 servers can not be virtualized:
error: unable to determine guest operating system
log below

Log for VMware Converter, pid=2416, version=e.x.p, build=build-33128, option=BETA, section=2
[2007-01-30 11:29:10.314 'Current working directory: C:\WINNT\Profiles\uapel.RCS\Desktop
[2007-01-30 11:29:10.314 '[p2vSupport,116] P2V logger created
[2007-01-30 11:29:10.330 'Using system libcrypto, version 90709F

[2007-01-30 11:29:10.330 '[p2vSupport,123] SSL context created
[2007-01-30 11:29:10.330 '[p2vSupport,126] AppInit completed
[2007-01-30 11:29:10.330 '[p2vLicenseManager,72] This product Hard Expires: true
[2007-01-30 11:29:10.330 '[p2vLicenseManager,79] Hard expires on: Year: 2007month: 2day: 1
[2007-01-30 11:29:10.330 '[p2vLicenseManager,80] Number of days left: 2
[2007-01-30 11:29:10.330 '[p2vLicenseManager,235] License job init with license file: C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2vlcns
[2007-01-30 11:29:10.330 '[p2vLicenseManager,250] License job Success !

[2007-01-30 11:29:10.330 '[jobManager,219] Deserializing the job manager's state
[2007-01-30 11:29:10.330 '[jobManager,1023] Deserializing
[2007-01-30 11:29:10.330 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:29:10.330 '[p2vLicenseManager,235] License job init with license file: C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2vlcns
[2007-01-30 11:29:10.346 '[task,327] Transition succeeded
[2007-01-30 11:29:10.346 '[task,214] Starting execution of a Task
[2007-01-30 11:29:10.346 '[p2vLicenseManager,250] License job Success !

[2007-01-30 11:29:10.346 '[jobDeserializationTask,110] Deserializing the individual jobs from C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2v30\jobs
[2007-01-30 11:29:10.346 '[jobDeserializationTask,119] Archive file: 00000005.xml
[2007-01-30 11:29:10.377 '[job,206] Job 5 changing state from -1 to 3
[2007-01-30 11:29:10.377 '[jobManager,340] Adding job 5
[2007-01-30 11:29:10.377 '[serialization,210] Serializing job 5
[2007-01-30 11:29:10.377 '[serialization,217] Archiving job to C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2v30\jobs\00000005.xml
[2007-01-30 11:29:10.424 '[jobManager,179] Raising event 0 for job 5
[2007-01-30 11:29:10.424 '[jobDeserializationTask,119] Archive file: 00000006.xml
[2007-01-30 11:29:10.424 '[job,206] Job 6 changing state from -1 to 3
[2007-01-30 11:29:10.424 '[jobManager,340] Adding job 6
[2007-01-30 11:29:10.424 '[serialization,210] Serializing job 6
[2007-01-30 11:29:10.424 '[serialization,217] Archiving job to C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2v30\jobs\00000006.xml
[2007-01-30 11:29:10.471 '[jobManager,179] Raising event 0 for job 6
[2007-01-30 11:29:10.471 '[jobDeserializationTask,119] Archive file: 00000007.xml
[2007-01-30 11:29:10.471 '[job,206] Job 7 changing state from -1 to 3
[2007-01-30 11:29:10.471 '[jobManager,340] Adding job 7
[2007-01-30 11:29:10.471 '[serialization,210] Serializing job 7
[2007-01-30 11:29:10.486 '[serialization,217] Archiving job to C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2v30\jobs\00000007.xml
[2007-01-30 11:29:10.518 '[jobManager,179] Raising event 0 for job 7
[2007-01-30 11:29:10.518 '[jobDeserializationTask,119] Archive file: 00000008.xml
[2007-01-30 11:29:10.533 '[job,206] Job 8 changing state from -1 to 3
[2007-01-30 11:29:10.533 '[jobManager,340] Adding job 8
[2007-01-30 11:29:10.533 '[serialization,210] Serializing job 8
[2007-01-30 11:29:10.533 '[serialization,217] Archiving job to C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2v30\jobs\00000008.xml
[2007-01-30 11:29:10.564 '[jobManager,179] Raising event 0 for job 8
[2007-01-30 11:29:10.564 '[jobDeserializationTask,119] Archive file: jobManager.xml
[2007-01-30 11:29:10.564 '[jobDeserializationTask,127] Could not deserialize job from file jobManager.xml: Bad job archive file name: jobManager.xml
[2007-01-30 11:29:10.564 '[task,216] Task execution completed
[2007-01-30 11:29:10.564 '[task,278] Transition from InProgress to Success requested
[2007-01-30 11:29:10.564 '[task,327] Transition succeeded
[2007-01-30 11:29:13.846 '[p2vLicenseManager,235] License job init with license file: C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2vlcns
[2007-01-30 11:29:13.877 '[p2vLicenseManager,250] License job Success !

[2007-01-30 11:29:29.393 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:29:29.393 '[task,327] Transition succeeded
[2007-01-30 11:29:29.393 '[task,214] Starting execution of a Task
[2007-01-30 11:29:29.393 '[createUFASessionTask,106] Connecting to remote UFAD
[2007-01-30 11:29:29.393 '[createUFASessionTask,134] Mounting remote IPC share
[2007-01-30 11:29:36.221 '[task,234] Task failed: P2VError REMOTE_UFA_FIREWALLED(slffad2)
[2007-01-30 11:29:36.221 '[task,278] Transition from InProgress to Failure requested
[2007-01-30 11:29:36.221 '[task,327] Transition succeeded
[2007-01-30 11:29:40.783 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:29:40.783 '[task,327] Transition succeeded
[2007-01-30 11:29:40.799 '[task,214] Starting execution of a Task
[2007-01-30 11:29:40.799 '[createUFASessionTask,106] Connecting to remote UFAD
[2007-01-30 11:29:40.799 '[createUFASessionTask,134] Mounting remote IPC share
[2007-01-30 11:29:40.830 '[createUFASessionTask,158] Attempting to connect to to remote UFAD
[2007-01-30 11:29:40.830 'Connecting to ufa-client on named pipe \\slfad2\pipe\vmware-ufad-p2v30-beta-vmdb, use SSL: true
[2007-01-30 11:29:40.830 '[createUFASessionTask,169] Connection failed, attempting to deploy UFAD to remote machine
[2007-01-30 11:29:40.830 '[createUFASessionTask,209] Copying files to remote machine
[2007-01-30 11:29:40.830 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\ufad-archive.exe to share ADMIN$, subdirectory vmware-ufad-p2v-arrnkahtusegqhhg on host slfad2
[2007-01-30 11:29:41.533 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\startup-ufad.bat to share ADMIN$, subdirectory vmware-ufad-p2v-arrnkahtusegqhhg on host slfad2
[2007-01-30 11:29:41.549 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\cleanup-ufad.bat to share ADMIN$, subdirectory vmware-ufad-p2v-arrnkahtusegqhhg on host slfad2
[2007-01-30 11:29:41.658 '[createUFASessionTask,216] Expanding archive on remote machine
[2007-01-30 11:29:50.361 'Connecting to ufa-client on named pipe \\slfad2\pipe\vmware-ufad-p2v30-beta-vmdb, use SSL: true
[2007-01-30 11:29:50.361 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.361 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.361 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.361 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.361 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.377 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.377 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.393 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.393 'Connected to stream: [class Vmacore::Ssl::SSLStreamImpl:01CB6008]
[2007-01-30 11:29:50.393 '[Vmdb_Unset] Unsetting unknown path: /vmomi/

[2007-01-30 11:29:50.393 'ERROR_MORE_DATA received
[2007-01-30 11:29:50.408 'Making sure that UFAD interface has version vmware-ufad-p2v30-beta
[2007-01-30 11:29:50.424 'UFAD interface version is vmware-ufad-p2v30-beta
[2007-01-30 11:29:50.439 '[createUFASessionTask,188] Remote UFAD connection successful
[2007-01-30 11:29:50.439 '[task,216] Task execution completed
[2007-01-30 11:29:50.439 '[task,278] Transition from InProgress to Success requested
[2007-01-30 11:29:50.439 '[task,327] Transition succeeded
[2007-01-30 11:29:50.439 '[ufaSession,54] QuerySourceInfo called
[2007-01-30 11:29:50.439 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:29:50.439 '[task,327] Transition succeeded
[2007-01-30 11:29:50.439 '[task,214] Starting execution of a Task
[2007-01-30 11:29:50.439 '[ufaTask,109] Successfully connected to VMImporter
[2007-01-30 11:29:50.471 '[imageProcessingTaskWrapper,107] Successfully connected to VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.486 '[imageProcessingTaskWrapper,799] Start managed object method for task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.486 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.486 '[imageProcessingTaskWrapper,657] (Re)Start waiting for property updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.502 '[imageProcessingTaskWrapper,738] Got an update from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.502 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:50.502 '[imageProcessingTaskWrapper,657] (Re)Start waiting for property updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:51.705 '[imageProcessingTaskWrapper,868] Remote task VmiQuerySourceInfoTask::task{0} completed
[2007-01-30 11:29:51.705 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:51.721 '[imageProcessingTaskWrapper,738] Got an update from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:51.721 '[imageProcessingTaskWrapper,504] Cleaning up remote task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:51.736 '[imageProcessingTaskWrapper,1155] Disposing task wrapper for task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:29:51.768 '[task,234] Task failed: P2VError UNABLE_TO_DETERMINE_GUEST_OS()
[2007-01-30 11:29:51.768 '[task,278] Transition from InProgress to Failure requested
[2007-01-30 11:29:51.768 '[task,327] Transition succeeded
[2007-01-30 11:29:57.127 'IVmdbPipe2Impl operation completed with error: Die Pipe wurde beendet.
[2007-01-30 11:30:00.143 'Shutting down VMDB service...
[2007-01-30 11:30:00.143 'Unregistering callback...
[2007-01-30 11:30:00.143 '...done
[2007-01-30 11:44:24.404 '[p2vLicenseManager,235] License job init with license file: C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2vlcns
[2007-01-30 11:44:24.420 '[p2vLicenseManager,250] License job Success !

[2007-01-30 11:44:34.123 '[p2vLicenseManager,235] License job init with license file: C:\WINNT\Profiles\uapel.RCS\Anwendungsdaten\VMware\p2vlcns
[2007-01-30 11:44:34.123 '[p2vLicenseManager,250] License job Success !

[2007-01-30 11:44:51.966 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:44:51.966 '[task,327] Transition succeeded
[2007-01-30 11:44:51.966 '[task,214] Starting execution of a Task
[2007-01-30 11:44:51.966 '[createUFASessionTask,106] Connecting to remote UFAD
[2007-01-30 11:44:51.982 '[createUFASessionTask,134] Mounting remote IPC share
[2007-01-30 11:44:51.982 '[createUFASessionTask,158] Attempting to connect to to remote UFAD
[2007-01-30 11:44:51.982 'Connecting to ufa-client on named pipe \\slfad2\pipe\vmware-ufad-p2v30-beta-vmdb, use SSL: true
[2007-01-30 11:44:51.998 '[createUFASessionTask,169] Connection failed, attempting to deploy UFAD to remote machine
[2007-01-30 11:44:51.998 '[createUFASessionTask,209] Copying files to remote machine
[2007-01-30 11:44:51.998 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\ufad-archive.exe to share ADMIN$, subdirectory vmware-ufad-p2v-vnulwtopzpiagfdz on host slfad2
[2007-01-30 11:44:52.138 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\startup-ufad.bat to share ADMIN$, subdirectory vmware-ufad-p2v-vnulwtopzpiagfdz on host slfad2
[2007-01-30 11:44:52.138 '[createUFASessionTask,281] Copying file C:\Programme\vmware\VMware Converter\cleanup-ufad.bat to share ADMIN$, subdirectory vmware-ufad-p2v-vnulwtopzpiagfdz on host slfad2
[2007-01-30 11:44:52.170 '[createUFASessionTask,216] Expanding archive on remote machine
[2007-01-30 11:45:01.076 'Connecting to ufa-client on named pipe \\slfad2\pipe\vmware-ufad-p2v30-beta-vmdb, use SSL: true
[2007-01-30 11:45:01.076 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.076 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.076 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.076 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.076 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.091 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.091 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.091 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.091 'Connected to stream: [class Vmacore::Ssl::SSLStreamImpl:01CC6360]
[2007-01-30 11:45:01.091 '[Vmdb_Unset] Unsetting unknown path: /vmomi/

[2007-01-30 11:45:01.091 'ERROR_MORE_DATA received
[2007-01-30 11:45:01.123 'Making sure that UFAD interface has version vmware-ufad-p2v30-beta
[2007-01-30 11:45:01.138 'UFAD interface version is vmware-ufad-p2v30-beta
[2007-01-30 11:45:01.154 '[createUFASessionTask,188] Remote UFAD connection successful
[2007-01-30 11:45:01.154 '[task,216] Task execution completed
[2007-01-30 11:45:01.154 '[task,278] Transition from InProgress to Success requested
[2007-01-30 11:45:01.154 '[task,327] Transition succeeded
[2007-01-30 11:45:01.154 '[ufaSession,54] QuerySourceInfo called
[2007-01-30 11:45:01.154 '[task,278] Transition from None to InProgress requested
[2007-01-30 11:45:01.154 '[task,327] Transition succeeded
[2007-01-30 11:45:01.154 '[task,214] Starting execution of a Task
[2007-01-30 11:45:01.154 '[ufaTask,109] Successfully connected to VMImporter
[2007-01-30 11:45:01.185 '[imageProcessingTaskWrapper,107] Successfully connected to VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.201 '[imageProcessingTaskWrapper,799] Start managed object method for task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.201 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.201 '[imageProcessingTaskWrapper,657] (Re)Start waiting for property updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.216 '[imageProcessingTaskWrapper,738] Got an update from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.216 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:01.216 '[imageProcessingTaskWrapper,657] (Re)Start waiting for property updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:02.420 '[imageProcessingTaskWrapper,868] Remote task VmiQuerySourceInfoTask::task{0} completed
[2007-01-30 11:45:02.420 '[imageProcessingTaskWrapper,429] Waiting for updates from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:02.420 '[imageProcessingTaskWrapper,738] Got an update from VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:02.420 '[imageProcessingTaskWrapper,504] Cleaning up remote task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:02.435 '[imageProcessingTaskWrapper,1155] Disposing task wrapper for task VmiQuerySourceInfoTask::task{0}
[2007-01-30 11:45:02.466 '[task,234] Task failed: P2VError UNABLE_TO_DETERMINE_GUEST_OS()
[2007-01-30 11:45:02.466 '[task,278] Transition from InProgress to Failure requested
[2007-01-30 11:45:02.466 '[task,327] Transition succeeded
[2007-01-30 11:45:08.138 'IVmdbPipe2Impl operation completed with error: Die Pipe wurde beendet.
[2007-01-30 11:45:11.138 'Shutting down VMDB service...
[2007-01-30 11:45:11.138 'Unregistering callback...
[2007-01-30 11:45:11.138 '...done