我正在使用 Mozy Pro 备份我们的 Hyperv 服务器。我在第二台服务器上执行此操作没有任何问题，但此机器尚未成功备份。
Mozy 的支持技术人员告诉我输入：
vssadmin list providers >c:\providers.txt
vssadmin list writers >c:\writers.txt
作家.txt：
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2013 Microsoft Corp.
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: {506e7d9c-ded3-4edf-824a-4dd9af7f7538}
State: [1] Stable
Last error: No error
Writer name: 'ASR Writer'
Writer Id: {be000cbe-11fe-4426-9c58-531aa6355fc4}
Writer Instance Id: {1de438e4-09de-487c-9ea8-eeafbe3fd210}
State: [1] Stable
Last error: No error
Writer name: 'COM+ REGDB Writer'
Writer Id: {542da469-d3e1-473c-9f4f-7847f01fc64f}
Writer Instance Id: {511d23d9-4cbb-400f-b739-e6e0a8ecdbee}
State: [1] Stable
Last error: No error
Writer name: 'Microsoft Hyper-V VSS Writer'
Writer Id: {66841cd4-6ded-4f4b-8f17-fd23f8ddc3de}
Writer Instance Id: {32f41185-2b20-41ff-a7aa-92c262f578cd}
State: [1] Stable
Last error: Unexpected error
Writer name: 'Registry Writer'
Writer Id: {afbab4a2-367d-4d15-a586-71dbb18f8485}
Writer Instance Id: {fa328ece-623f-43cc-9888-e897e108c40e}
State: [1] Stable
Last error: No error
Writer name: 'Shadow Copy Optimization Writer'
Writer Id: {4dc3bdd4-ab48-4d07-adb0-3bee2926fd7f}
Writer Instance Id: {7b582861-7f7f-4c10-adb1-5106bcab3902}
State: [1] Stable
Last error: No error
Writer name: 'WMI Writer'
Writer Id: {a6ad56c2-b509-4e6c-bb19-49d8f43532f0}
Writer Instance Id: {d2f73a0f-c19a-44cc-bcd2-6c84ac6e516b}
State: [1] Stable
Last error: No error
Writer name: 'MSMQ Writer (MSMQ)'
Writer Id: {7e47b561-971a-46e6-96b9-696eeaa53b2a}
Writer Instance Id: {95ea6efc-c00c-47ca-90d1-28fbe6d7a8d0}
State: [1] Stable
Last error: No error
Writer name: 'IIS Config Writer'
Writer Id: {2a40fd15-dfca-4aa8-a654-1f8c654603f6}
Writer Instance Id: {d5a32f43-0675-400d-8502-cdece4c867e1}
State: [1] Stable
Last error: No error
提供者.txt：
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2013 Microsoft Corp.
Provider name: 'Microsoft File Share Shadow Copy provider'
Provider type: Fileshare
Provider Id: {89300202-3cec-4981-9171-19f59559e0f2}
Version: 1.0.0.1
Provider name: 'Microsoft Software Shadow Copy provider 1.0'
Provider type: System
Provider Id: {b5946137-7b9f-4925-af80-51abd60b20d5}
Version: 1.0.0.7
技术人员说我需要解决这个问题：
Writer name: 'Microsoft Hyper-V VSS Writer'
Writer Id: {66841cd4-6ded-4f4b-8f17-fd23f8ddc3de}
Writer Instance Id: {32f41185-2b20-41ff-a7aa-92c262f578cd}
State: [1] Stable
Last error: Unexpected error
我检查了事件查看器，这是我发现的唯一与 hyperv 相关的内容：
我不知道从哪里开始解决这个问题或找出问题所在。我对 hyperv 的 vss 编写器一无所知，因此非常感谢您的任何意见。