Error in PXE Role uninstallation

Error : Unable to delete PXE Role in sccm,

Solution :
Run following sql query in sccm Database.


delete from pkgservers where NALPATH like '%\\sccm server name\smspxeimages$%'
delete from pkgstatus where pkgserver like '%\\sccm server name\smspxeimages$%'

After this, we can able to delete PXE role.