Enable Verbose Logging

Just ensure it has all VSS writers stable by running command “vssadmin list writers” and has the newest version of avamar client 6.0.101.66

Regarding debug you can enable that in dataset in advanced options. Suggest turning it off after you are done with troubleshooting.

vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool

(C) Copyright 2001-2005 Microsoft Corp.

Waiting for responses.

These may be delayed if a shadow copy is being prepared.

Writer name: 'Task Scheduler Writer'

   Writer Id: {d61d61c8-d73a-4eee-8cdd-f6f9786b7124}

   Writer Instance Id: {1bddd48e-5052-49db-9b07-b96f96727e6b}

   State: [1] Stable

   Last error: No error

Writer name: 'VSS Metadata Store Writer'

   Writer Id: {75dfb225-e2e4-4d39-9ac9-ffaff65ddf06}

   Writer Instance Id: {088e7a7d-09a8-4cc6-a609-ad90e75ddc93}

   State: [1] Stable

   Last error: No error

Writer name: 'Performance Counters Writer'

   Writer Id: {0bada1de-01a9-4625-8278-69e735f39dd2}

   Writer Instance Id: {f0086dda-9efc-47c5-8eb6-a944c3d09381}

   State: [1] Stable

   Last error: No error

Writer name: 'System Writer'

   Writer Id: {e8132975-6f93-4464-a53e-1050253ae220}

   Writer Instance Id: {0b97b1bf-f8dd-489a-8414-fd2d5b27fa14}

   State: [1] Stable

   Last error: No error

Writer name: 'ASR Writer'

   Writer Id: {be000cbe-11fe-4426-9c58-531aa6355fc4}

   Writer Instance Id: {a10ace1e-abef-4f3e-98af-028d2f3fae30}

   State: [1] Stable

   Last error: No error

Writer name: 'IIS Config Writer'

   Writer Id: {2a40fd15-dfca-4aa8-a654-1f8c654603f6}

   Writer Instance Id: {29eaa12c-8c6c-4352-b93f-be4c520b10ad}

   State: [1] Stable

   Last error: No error

Writer name: 'Shadow Copy Optimization Writer'

   Writer Id: {4dc3bdd4-ab48-4d07-adb0-3bee2926fd7f}

   Writer Instance Id: {ce2a08ea-0c57-4e02-bb08-a503bf04c6b3}

   State: [1] Stable

   Last error: No error

Writer name: 'WMI Writer'

   Writer Id: {a6ad56c2-b509-4e6c-bb19-49d8f43532f0}

   Writer Instance Id: {f0ed1b60-afa4-4aa8-b909-800427766a19}

   State: [1] Stable

   Last error: No error

Writer name: 'IIS Metabase Writer'

   Writer Id: {59b1f0cf-90ef-465f-9609-6ca8b2938366}

   Writer Instance Id: {019fe2da-c694-4535-b36f-eeffb4410ce5}

   State: [1] Stable

   Last error: No error

Writer name: 'COM+ REGDB Writer'

   Writer Id: {542da469-d3e1-473c-9f4f-7847f01fc64f}

   Writer Instance Id: {a11c0cd6-42ae-4ecb-bc29-d962977b95a9}

   State: [1] Stable

   Last error: No error

Writer name: 'BITS Writer'

   Writer Id: {4969d978-be47-48b0-b100-f328f07ac1e0}

   Writer Instance Id: {b7e54abb-84ad-4fc5-b768-cc7f60551036}

   State: [1] Stable

   Last error: No error

Writer name: 'Microsoft Exchange Writer'

   Writer Id: {76fe1ac4-15f7-4bcd-987e-8e1acb462fb7}

   Writer Instance Id: {d8544be3-279d-40dc-9bbd-f20d7e769a76}

   State: [1] Stable

   Last error: No error

Writer name: 'Registry Writer'

   Writer Id: {afbab4a2-367d-4d15-a586-71dbb18f8485}

   Writer Instance Id: {e0439a13-7de7-4a17-8b3f-8728a338bfc2}

   State: [1] Stable

   Last error: No error