NVP vProxy:SQL VM (MSVMAPPAGENT) 备份失败,并显示“Error received from vProxy”-400:请求缺少虚拟机用户名。""
Summary: 使用 NetWorker VMware Protection (NVP) vProxy 一体机执行的 Microsoft SQL 虚拟机 (VM) 备份失败。NetWorker 备份作日志显示“Error received from vProxy =”-400:请求缺少虚拟机用户名。”
This article applies to
This article does not apply to
This article is not tied to any specific product.
Not all product versions are identified in this article.
Symptoms
- 使用 NetWorker VMware Protection (NVP) vProxy 一体机配置 Microsoft SQL Server 备份。
- 保护策略的备份作配置了“Application Consistency”选项,以执行 SQL 应用程序一致性 (MSVMAPPAGENT) 备份。
- 备份失败,并在备份作日志中报告以下错误:
- vProxy 的
/opt/emc/vproxy/runtime/logs/vbackup/vbackupd-engine.log显示类似的错误消息:
vproxy02:~ # tail -n 15 /opt/emc/vproxy/runtime/logs/vbackupd/vbackupd-engine.log
YYYY-MM-DDTHH:mm:SSZ NOTICE: f07a24dd-e7c3-48e5-8f89-3053c3249a65:vm-1013:win-sql02: Backup session is exiting
YYYY-MM-DDTHH:mm:SSZ TRACE: Resource Update f07a24dd-e7c3-48e5-8f89-3053c3249a65:externalId=vcsa.amer.lan:vm-1013:state=Success:deletable=true:updatable=true.
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4881: Handling action 'GetLog' for 'f07a24dd-e7c3-48e5-8f89-3053c3249a65' ...
YYYY-MM-DDTHH:mm:SSZ TRACE: Request #4881: Reply sent successfully for 'GetLog'.
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4882: Handling action 'DeleteSession' for 'f07a24dd-e7c3-48e5-8f89-3053c3249a65' ...
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4882: Deleting logfiles of session 'f07a24dd-e7c3-48e5-8f89-3053c3249a65'...
YYYY-MM-DDTHH:mm:SSZ TRACE: Request #4882: Deleting log file '/opt/emc/vproxy/runtime/logs/vbackupd/BackupVmSessions-f07a24dd-e7c3-48e5-8f89-3053c3249a65.log' of session 'f07a24dd-e7c3-48e5-8f89-3053c3249a65'...
YYYY-MM-DDTHH:mm:SSZ INFO: File '/opt/emc/vproxy/runtime/logs/vbackupd/BackupVmSessions-f07a24dd-e7c3-48e5-8f89-3053c3249a65.log' is moved to '/opt/emc/vproxy/runtime/logs/recycle/vbackupd/20240112_1/BackupVmSessions-f07a24dd-e7c3-48e5-8f89-3053c3249a65.log'.
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4882: Deleted log file '/opt/emc/vproxy/runtime/logs/vbackupd/BackupVmSessions-f07a24dd-e7c3-48e5-8f89-3053c3249a65.log'.
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4882: Deleted resource: vcsa.amer.lan:vm-1013 - f07a24dd-e7c3-48e5-8f89-3053c3249a65.
YYYY-MM-DDTHH:mm:SSZ TRACE: Request #4882: Reply sent successfully for 'DeleteSession'.
YYYY-MM-DDTHH:mm:SSZ INFO: Request #4884: Handling action 'StartSession' for 'BackupVmSessions' ...
YYYY-MM-DDTHH:mm:SSZ ERROR: Request #4884: Request is missing the VM user name.
YYYY-MM-DDTHH:mm:SSZ ERROR: Request #4884: Failed to create resource: -400: Request is missing the VM user name.
YYYY-MM-DDTHH:mm:SSZ TRACE: Request #4884: Reply sent successfully for 'StartSession'.
- 未使用“应用程序一致性”的虚拟机的映像备份已成功完成。
Cause
NetWorker 保护策略中的备份作在“应用程序一致性”设置中缺少 SQL 实例用户登录。
Resolution
更新备份作以包括具有系统管理员权限的用户:

指定的用户帐户应具有 sysadmin 权限。可以在 SQL 虚拟机上的 SQL Server Management Studio (SSMS) 中确认这一点:

Additional Information
MSVMAPPAGENT 可以在 SQL 虚拟机上的 SQL 虚拟机上找到日志,该日志位于 C:\Program Files\DPSAPPS\MSVMAPPAGENT\logs
Affected Products
NetWorkerProducts
NetWorker Family, NetWorker SeriesArticle Properties
Article Number: 000221097
Article Type: Solution
Last Modified: 30 Dec 2025
Version: 4
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.