If the DELETEMIRROR command fails during switchover of a replicated volume, the following error message will display in the Output panel:

*WARNING* (No. 12104) Delete mirror action for volume R: failed with status 51 (command=C:/SDR/EMCmd10.10.1.2 DELETEMIRROR R:

Refer to the table below for the Error Status number, description and recommended action. You can also use the following command to obtain more information about the error status:

Command: net helpmsg {status}

Example: net helpmsg 51

Error Status
Recommended Action
Permission issues on the current SOURCE are not allowing the mirror to be deleted. Check both systems for permission differences that may exclude the Local System Account from accessing the mirrored volume.
Mismatched user/password combination between systems. This will probably only occur if running DELETEMIRROR from the command prompt. Use a domain account or make sure the local user accounts you are signing on with have the same password.
Windows cannot find the network path. Make sure all network cards in both systems have File & Print Sharing for Microsoft Networks checked.
Cannot access the IP Address specified. Verify your network configuration (including HOSTS files and DNS) are all resolving the IP address consistently.
The ring 2 stack is in use. Make sure all the network cards in both systems have Client for Microsoft Networks checked.


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