Sharepoint 2010 – 2013: Error While Saving A File Via WebDav


Error:

Windows was unable to save all the data for the file \spservername\DavWWWroot\sites\, the data has been lost, this error may be caused by a failure of your computer hardware or network connection pleaset try to save this file elsewhere.

Solution:

Edit “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanServer\Parameters”
EnableOplocks REG_DWORD to 0

and restart your server.