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IVssSoftwareSnapshotProvider::RevertToSnapshot method (vsprov.h)

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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
S_OK
 The revert operation was successful.
E_ACCESSDENIED
 The caller does not have sufficient backup privileges or is not an administrator.
E_INVALIDARG
 One of the parameter values is not valid.
E_OUTOFMEMORY
 The caller is out of memory or other system resources.
VSS_E_REVERT_IN_PROGRESS
 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

See also

IVssSoftwareSnapshotProvider