1. Open run and type ADSIEDIT.msc (may need to register adsiedit.dll on server first)
2. Right click ADSIedit and choose connect to
3. In the connection point section ,chose select A well Known Naming Context and ,from the drop-down list choose Default naming context
4. Click OK
5. Expand default naming context
6. Right click the DC=mydomain,dc=local domain folder and choose properties
7. Select ms-DS-MachineAccount Quta and click edit
8. Type 0
9. Click OK