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Reverts a volume to a previous shadow copy. Only shadow copies created with persistent contexts (VSS_CTX_APP_ROLLBACK, VSS_CTX_CLIENT_ACCESSIBLE, VSS_CTX_CLIENT_ACCESSIBLE_WRITERS, or VSS_CTX_NAS_ROLLBACK) are supported.
Syntax
HRESULT RevertToSnapshot(
[in] VSS_ID SnapshotId
);
Parameters
[in] SnapshotId
Shadow copy identifier of the shadow copy to revert.
Return value
The following are the valid return codes for this method.
| Value | Meaning |
|---|---|
|
The revert operation was successful. |
|
The caller does not have sufficient backup privileges or is not an administrator. |
|
One of the parameter values is not valid. |
|
The caller is out of memory or other system resources. |
|
The volume already has a revert operation in process. |
Remarks
This operation cannot be canceled, or undone once completed. If the computer is rebooted during the revert operation, the revert process will continue when the system is restarted.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Target Platform | Windows |
| Header | vsprov.h |
| Library | VssApi.lib |