Cancel or Post FM document

Hi guru.

I have created a budget allocation document using FMBB.

While saving, mistakenly my user had preposted(Parked) the document.

Using his user ID , I tried to posted it but system was generating some budget deficit problem.

While browsing the issue, misakely i UNDO the preposted document.

now the document staus is 4(Undone).

now I wanted to cancel this document or reset to Preposted.

I had tried by using FMDOCREV to cancel the document by I am not...

Help me to resolve this issue.

Rgds,

Manoj