What you should do when trying to delete a VDS from the DCM and you are receiving following error :
"Error ERR_AC022 When Deleting Accounts"
VDS with this error has problem due to the fact that ValueApp SpamAsassin is installed on this VDS.
There is a bug in this version of SpamAsassin that appears during of VDdcS setting.
Uninstall SpamAsassint ValueApp from this VDS before deleting the VDS from DCM.
* 3.7 UP3 update will solve this bug.