Client Backup fails

Hallo,
win7 prof 64Bit all Updates
The Backup fails with this messages. What can I do?

Thanks
Ralf

client
backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
Indexing Windows components failed
Constructing of filelist of “kwlap” failed: error - index error
Backup had an early error. Deleting partial backup.

server
Fehler

07.06.17 17:09
backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
Fehler

07.06.17 17:09
Indexing Windows components failed
Fehler

07.06.17 17:09
Constructing of filelist of “kwlap” failed: error - index error
Fehler

07.06.17 17:09
B

debug.log client

2017-06-05 10:14:01: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-05 10:14:01: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-05 10:14:01: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-05 10:14:02: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-05 10:14:02: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-05 10:14:02: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-05 10:14:46: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-05 10:14:46: ERROR: Indexing Windows components failed
2017-06-07 14:19:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 14:19:52: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 14:19:52: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 14:20:57: ERROR: Recvfrom error in CUDPThread::UdpStep
2017-06-07 14:20:57: ERROR: Last error: 10058
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 14:20:57: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 14:21:20: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-07 14:21:20: ERROR: Indexing Windows components failed
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 15:01:35: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 15:01:38: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-07 15:01:38: ERROR: Indexing Windows components failed
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 16:21:51: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 16:21:54: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-07 16:21:54: ERROR: Indexing Windows components failed
2017-06-07 17:04:12: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:04:12: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:04:12: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:04:13: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:04:13: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:04:13: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:04:15: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-07 17:04:15: ERROR: Indexing Windows components failed
2017-06-07 17:11:49: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:11:49: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:11:49: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:13:06: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:13:08: ERROR: backupcom->AddToSnapshotSet(&(Server->ConvertToWchar(selected_vols[i])[0]), GUID_NULL, &additional_refs[i].volid) failed. VSS error code VSS_E_VOLUME_NOT_SUPPORTED
2017-06-07 17:13:08: ERROR: Indexing Windows components failed
2017-06-07 17:20:11: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:20:11: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:20:11: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaws.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\java.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for “C:\Program Files\Java\jre1.8.0_121\bin\javaw.exe”
2017-06-07 17:20:16: ERROR: Could not open path in os_get_final_path for "C:\

As i understand , vss isn t supported.
https://kb.netapp.com/support/s/article/ka31A00000013PaQAI/how-to-address-common-vss-errors-from-failed-snapmanager-for-exchange-backups?language=en_US