I setup MARS on several of our servers. But one server now stopped backing up with a general error.
I find these in the CBEngineCurr.errlog
325C 31F8 09/15 21:19:17.675 71 publisher.cpp(59) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL PublishEvent: Event array count - 1l
325C 31F8 09/15 21:19:17.675 71 async.cpp(2390) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Hr: = [0x8004100e] CBpAsync::GetInstalledAntivirusCount Failed. Possible Server OS scenario
325C 31F8 09/15 21:19:17.675 71 async.cpp(2347) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 WARNING Failed: Hr: = [0x8004100e] : Encountered Failure: : lVal : pLoc->ConnectServer( _bstr_t(L"ROOT\SecurityCenter2"), 0, 0, 0, 0, 0, 0, &pSvc )
325C 31F8 09/15 21:19:17.675 71 async.cpp(2263) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 WARNING Failed: Hr: = [0x80070002] : Encountered Failure: : lVal : registry.GetValue(regKey.PeekStr(), ®Value)
325C 31F8 09/15 21:19:17.691 69 PrepProxy.cs(3793) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Detected the OS as Small Business Server (Server Essentials)
325C 31F8 09/15 21:19:17.691 09 ApplicationSettings.cs(2965) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Checking .Net 4.5 Plus versions
325C 31F8 09/15 21:19:17.691 69 PrepProxy.cs(2150) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Uploading Telemetry Data. | Params: {Request type : = CBPOperationTelemetry}{ContractVersionPassed : = V2013_10}
325C 31F8 09/15 21:19:17.691 71 async.cpp(2263) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 WARNING Failed: Hr: = [0x80070002] : Encountered Failure: : lVal : registry.GetValue(regKey.PeekStr(), ®Value)
325C 1E90 09/15 21:19:17.691 79 WcfClient.cs(960) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Executing web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 1E90 09/15 21:19:17.691 69 CBEngineWcfClientHelper.cs(419) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Setting RequestId header for outgoing request | Params: {RequestId = 3dd5d2ba-af46-45df-adf2-e01239213bdc}{WorkitemId = 769ae2d2-5177-4d81-aed9-bd317dac8563}{TaskId = 3047b07e-8534-4fe9-a4f1-f1dc61c4cbd6}{AgentVersion = 2.0.9254.0}
325C 31F8 09/15 21:19:17.691 69 PrepProxy.cs(3793) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Detected the OS as Small Business Server (Server Essentials)
325C 31F8 09/15 21:19:17.691 09 ApplicationSettings.cs(2965) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Checking .Net 4.5 Plus versions
325C 31F8 09/15 21:19:17.706 69 PrepProxy.cs(2150) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Uploading Telemetry Data. | Params: {Request type : = CBPOperationTelemetry}{ContractVersionPassed : = V2013_10}
325C 31F8 09/15 21:19:17.706 03 RegistryUtils.cpp(321) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL RegUtils::GetStringFromRegKey(), Read value from registry: HKLM\Software\Microsoft\Windows Azure Backup\Config\CloudBackupProvider\ScratchLocation
325C 31F8 09/15 21:19:17.706 71 CBPOperationStatistics.cpp(440) [00000227778F7C60] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Calculated Backup Duration as [31]
325C 31F8 09/15 21:19:17.706 71 async.cpp(1898) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL The Scratch Folder type is LOCAL
325C 31F8 09/15 21:19:17.706 71 async.cpp(1899) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL The Scratch has attribute value 16
325C 1910 09/15 21:19:17.706 79 WcfClient.cs(960) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Executing web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 31F8 09/15 21:19:17.706 71 async.cpp(2088) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL localeInfo: C
325C 1910 09/15 21:19:17.706 69 CBEngineWcfClientHelper.cs(419) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Setting RequestId header for outgoing request | Params: {RequestId = 7ed9288b-e3cf-4e01-9cdf-6c6c54eb0644}{WorkitemId = 1c40fc88-baf9-446a-8a96-b95cfa7bc169}{TaskId = 3047b07e-8534-4fe9-a4f1-f1dc61c4cbd6}{AgentVersion = 2.0.9254.0}
325C 1E90 09/15 21:19:17.831 79 WcfClient.cs(981) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Finished web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 1E90 09/15 21:19:17.831 69 PrepProxy.cs(2308) NORMAL Telemetry data uploaded successfully.
325C 1910 09/15 21:19:18.050 79 WcfClient.cs(981) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Finished web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 1E90 09/15 21:19:18.050 69 PrepProxy.cs(2308) NORMAL Telemetry data uploaded successfully.
325C 05C4 09/15 21:19:18.472 75 CBEventManager.cs(119) NORMAL Received event 11 from the subscription.
325C 05C4 09/15 21:19:18.472 75 CBEventManager.cs(120) NORMAL Description: The backup operation has completed with errors.
325C 05C4 09/15 21:19:18.472 71 CBEngine.cs(2336) NORMAL EventCallBack is called
325C 2078 09/15 21:19:18.488 75 OMUtils.cs(2056) 569DAE8B-6995-4856-A3B4-75A84959CDF0 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:18.488 75 OMUtils.cs(2056) 569DAE8B-6995-4856-A3B4-75A84959CDF0 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:18.488 75 OMUtils.cs(2056) 569DAE8B-6995-4856-A3B4-75A84959CDF0 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:18.488 75 CBJob.cs(2425) 569DAE8B-6995-4856-A3B4-75A84959CDF0 NORMAL Reporting the last non final state EstimatingSize instead of Aborted
325C 2078 09/15 21:19:19.222 75 OMUtils.cs(2056) 7BD31A37-315A-478B-B7C7-8FEA9171D5C5 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:19.222 75 OMUtils.cs(2056) 7BD31A37-315A-478B-B7C7-8FEA9171D5C5 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:19.222 75 OMUtils.cs(2056) 7BD31A37-315A-478B-B7C7-8FEA9171D5C5 WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:19.222 75 CBJob.cs(2425) 7BD31A37-315A-478B-B7C7-8FEA9171D5C5 NORMAL Reporting the last non final state EstimatingSize instead of Aborted
325C 31F8 09/15 21:19:19.738 69 PrepProxy.cs(3793) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Detected the OS as Small Business Server (Server Essentials)
325C 31F8 09/15 21:19:19.738 69 PrepProxy.cs(2150) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Uploading Telemetry Data. | Params: {Request type : = BackupStatisticsTelemetry}{ContractVersionPassed : = V2015_07}
325C 31F8 09/15 21:19:19.738 71 CBPOperationStatistics.cpp(440) [00000227778F7DF0] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Calculated Backup Duration as [33]
325C 31F8 09/15 21:19:19.738 71 async.cpp(1898) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL The Scratch Folder type is LOCAL
325C 31F8 09/15 21:19:19.738 71 async.cpp(1899) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL The Scratch has attribute value 16
325C 31F8 09/15 21:19:19.738 71 async.cpp(2088) [0000022778408A18] 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL localeInfo: C
325C 1910 09/15 21:19:19.738 79 WcfClient.cs(960) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Executing web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 1910 09/15 21:19:19.738 69 CBEngineWcfClientHelper.cs(419) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Setting RequestId header for outgoing request | Params: {RequestId = ba449c3b-17c3-4d42-85ce-859a7133b9a6}{WorkitemId = 7eebabb6-aae4-43c9-a9ca-a04081e9c64b}{TaskId = 3047b07e-8534-4fe9-a4f1-f1dc61c4cbd6}{AgentVersion = 2.0.9254.0}
325C 1910 09/15 21:19:20.081 79 WcfClient.cs(981) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Finished web service call | Params: {ServiceInterface = Microsoft.Internal.CloudBackup.Common.Protection.Interface.IProtectionServiceChannel}{Description = UploadtelemetryData}{TargetEndpoint = https://pod01-prot1g.eus.backup.windowsazure.com/ProtectionService.svc}
325C 1E90 09/15 21:19:20.081 69 PrepProxy.cs(2308) NORMAL Telemetry data uploaded successfully.
325C 2078 09/15 21:19:20.097 75 OMUtils.cs(2056) A5D801E0-DBB4-42F6-8787-3AEAB9FC3B8E WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:20.097 75 OMUtils.cs(2056) A5D801E0-DBB4-42F6-8787-3AEAB9FC3B8E WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:20.097 75 OMUtils.cs(2056) A5D801E0-DBB4-42F6-8787-3AEAB9FC3B8E WARNING Mapping Invisible ErrorCode 30022 to CBPGenericOperationFailure
325C 2078 09/15 21:19:20.097 75 CBJob.cs(2425) A5D801E0-DBB4-42F6-8787-3AEAB9FC3B8E NORMAL Reporting the last non final state EstimatingSize instead of Aborted
325C 31F8 09/15 21:19:21.784 69 PrepProxy.cs(3793) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Detected the OS as Small Business Server (Server Essentials)
325C 31F8 09/15 21:19:21.784 69 PrepProxy.cs(2150) 3047B07E-8534-4FE9-A4F1-F1DC61C4CBD6 NORMAL Uploading Telemetry Data. | Params: {Request type : = BackupStatisticsTelemetry}{ContractVersionPassed : = V2015_07}