We are taking SharePoint 2010 backup with DPM , and its often failed with VSS error.
The VSS application writer or the VSS provider is in a bad state. Either it was already in a bad state or it entered a bad state during the current operation. (ID 30111 Details: VssError:The writer experienced a non-transient
error.If the backup process is retried, the error is likely to reoccur. (0x800423F4)).
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