The procedure is simple. Run the stored procedure as mentioned in the previous post. The administrator account is enabled and reset to the factory default.
This shows on the 4th failure to login on the Administrator account.
The Administrator account is now disabled
Unlike any other account the Administrator account cannot be enabled in Tools -> Security
Also any further attempt to login is greeted with a rather stern message
Only when you see the return value of 0 is the Administrator's password reset (unlocked and enabled)