CBT Client 2.2.12

I try install x64 CBT enabled client 2.2.12 ( UrBackup Client 2.2.12-cbt beta(x64).msi )
During installation “Starting service” ended by error “urbackupclientbackend failed to start”

OS: Microsoft Hyper-V Server 2012R2 x64

Can you try the .exe installer?

Has your server all updates installed? Specifically it needs this update to run: https://support.microsoft.com/en-us/help/2999226/update-for-universal-c-runtime-in-windows

You right, after installing all windows updates on Hyper-V Server 2012R2, all working fine.

01.11.18 19:54 DEBUG Reflink copying is enabled
01.11.18 19:54 DEBUG Reflink copying is enabled
01.11.18 19:54 INFO Starting unscheduled incremental file backup…
01.11.18 19:54 DEBUG HV2: Doing backup with hashes…
01.11.18 19:54 DEBUG HV2: Doing backup with intra file diffs…
01.11.18 19:54 DEBUG HV2: Connecting for filelist…
01.11.18 19:54 DEBUG HV2: Waiting for filelist
01.11.18 19:54 DEBUG HV2: Connecting for filelist (async)…
01.11.18 19:54 INFO CBT not enabled for volume “c:”
01.11.18 19:54 INFO Change block tracking active on volume d:
01.11.18 19:54 INFO Scanning for changed hard links on volume of “d:”…
01.11.18 19:54 INFO Scanning for changed hard links on volume of “c:”…
01.11.18 19:54 INFO Cannot open file \?\GLOBALROOT\Device\HarddiskVolumeShadowCopy25\programdata\microsoft\windows\hyper-v\snapshots\EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml to read the file attributes
01.11.18 19:54 INFO Indexing of “111” done. 1 filesystem lookups 0 db lookups and 0 db updates
01.11.18 19:54 DEBUG HV2: Doing backup with hashed transfer…
01.11.18 19:54 INFO HV2: Creating snapshot…
01.11.18 19:54 INFO HV2: Deleting files in snapshot… (13)
01.11.18 19:54 INFO HV2: Deleting files in hash snapshot…(17)
01.11.18 19:54 INFO HV2: Calculating tree difference size…
01.11.18 19:54 INFO HV2: Linking unchanged and loading new files…
01.11.18 19:54 DEBUG GT: File “6FD88FB7-7280-41F5-A5FC-3578B1AD2743.xml” not found via hash. Loading file…
01.11.18 19:54 DEBUG GT: File “Windows 7.vhdx” not found via hash. Loading file…
01.11.18 19:54 DEBUG GT: File “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx” not found via hash. Loading file…
01.11.18 19:54 DEBUG GT: File “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml” not found via hash. Loading file…
01.11.18 19:54 INFO Waiting for file transfers…
01.11.18 19:54 DEBUG Loading file patch for “6FD88FB7-7280-41F5-A5FC-3578B1AD2743.xml”
01.11.18 19:54 DEBUG GT: Loaded file “6FD88FB7-7280-41F5-A5FC-3578B1AD2743.xml”
01.11.18 19:54 DEBUG PT: Hashing file “6FD88FB7-7280-41F5-A5FC-3578B1AD2743.xml”
01.11.18 19:54 DEBUG HT: Copying file: “/storage/HV2/181101-1454/.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000000/6FD88FB7-7280-41F5-A5FC-3578B1AD2743.xml”
01.11.18 19:54 DEBUG Loading file patch for “Windows 7.vhdx”
01.11.18 19:54 DEBUG No old file for “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx” (1)
01.11.18 19:54 DEBUG No old file for “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml” (1)
01.11.18 19:54 DEBUG Hashes for file “/storage/HV2/181101-1446/windows_components_config/backupcom.xml” not available. Calulating hashes…
01.11.18 19:54 DEBUG Loading file “.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000001” (metadata only)
01.11.18 19:54 DEBUG Loading file “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx”
01.11.18 19:54 DEBUG No old file for “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx” (2)
01.11.18 19:54 DEBUG GT: Loaded file “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx”
01.11.18 19:54 DEBUG Loading file “.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000002” (metadata only)
01.11.18 19:54 DEBUG Loading file “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml”
01.11.18 19:54 DEBUG No old file for “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml” (2)
01.11.18 19:54 DEBUG GT: Loaded file “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml”
01.11.18 19:54 DEBUG Loading file “.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000003” (metadata only)
01.11.18 19:55 DEBUG HT: Copying file: “/storage/HV2/181101-1454/.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000001/Windows 7.vhdx”
01.11.18 19:55 DEBUG PT: Hashing file “Windows 7_EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.avhdx”
01.11.18 19:55 DEBUG PT: Hashing file “EDD3BB5B-3079-42B4-B31E-EDB1F63D84DF.xml”
01.11.18 19:55 DEBUG Loading file “.symlink_Microsoft Hyper-V VSS Writer_{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}_6FD88FB7-7280-41F5-A5FC-3578B1AD2743_files00000004” (metadata only)
01.11.18 19:55 DEBUG Loading file “00000000_6FD88FB7-7280-41F5-A5FC-3578B1AD2743” (metadata only)
01.11.18 19:55 DEBUG Loading file “files00000000” (metadata only)
01.11.18 19:55 DEBUG Loading file “files00000001” (metadata only)
01.11.18 19:55 DEBUG Loading file “00000001_Host Component” (metadata only)
01.11.18 19:55 DEBUG Loading file “00000004_Microsoft Hyper-V VSS Writer” (metadata only)
01.11.18 19:55 DEBUG Loading file “windows_components” (metadata only)
01.11.18 19:55 DEBUG Loading file patch for “{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}.xml”
01.11.18 19:55 DEBUG GT: Loaded file “{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}.xml”
01.11.18 19:55 DEBUG Loading file patch for “backupcom.xml”
01.11.18 19:55 DEBUG GT: Loaded file “backupcom.xml”
01.11.18 19:55 DEBUG Loading file patch for “info.json”
01.11.18 19:55 DEBUG GT: Loaded file “info.json”
01.11.18 19:55 DEBUG PT: Hashing file “{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}.xml”
01.11.18 19:55 DEBUG PT: Hashing file “backupcom.xml”
01.11.18 19:55 DEBUG PT: Hashing file “info.json”
01.11.18 19:55 DEBUG HT: Copying file: “/storage/HV2/181101-1454/windows_components_config/{66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE}.xml”
01.11.18 19:55 DEBUG HT: Copying file: “/storage/HV2/181101-1454/windows_components_config/backupcom.xml”
01.11.18 19:55 DEBUG HT: Copying file: “/storage/HV2/181101-1454/windows_components_config/info.json”
01.11.18 19:55 INFO Waiting for file hashing and copying threads…
01.11.18 19:55 INFO Writing new file list…
01.11.18 19:55 INFO All metadata was present
01.11.18 19:55 INFO Number of re-added file entries is 1
01.11.18 19:55 DEBUG Syncing file system…
01.11.18 19:55 DEBUG Creating symbolic links. -1
01.11.18 19:55 DEBUG Creating symbolic links. -2
01.11.18 19:55 DEBUG Symbolic links created.
01.11.18 19:55 INFO Transferred 74.3295 MB - Average speed: 57.9211 MBit/s
01.11.18 19:55 INFO (Before compression: 181.994 MB ratio: 2.44848)
01.11.18 19:55 DEBUG Script does not exist urbackup/post_incr_filebackup
01.11.18 19:55 INFO Time taken for backing up client HV2: 50s
01.11.18 19:55 INFO Backup succeeded

Hi,

I catch very rarely error. When i backup very often (interval less 1 minute) then server can’t write to same directory because naming only hours and minutes (for example /storage/HV2/181102-1336/)