wrong transaction with inventory adjust how to handle this

ahmedba

I found this strange account is 999999 as opening balance in inventory adjustment as following

inventory adjustment

space open 999999 (open)

tp agg1 23881(inventory adjustment)

this is general posting group for me .when i make negative adjustment to specified item raw material i found this account 999999 have more transactions wrong how i reverse it or how i delete this wrong transactions.
thanks

ahmedba

are any one know how to correct or reverse inventory adjustment in wrong account in g/l entry