when i want to execute xp_cmdshell
sp is sql server
it give me error that I don't have permission to run xp_cmdshell
.
when i check in security tab in Property window of instance,in the service Proxy Account
section
enable service account Proxy
check box is set.
after deselecting this check box and select it again and set user name and password,
I can execute xp_cmdshell.
My question is why this happen ...?what action can disable service account Proxy. is a normal behavior what is your idea. it happen recently and it happne multile time.