transfer of wbs eleement

hi gurus,

we posted wrongly wbs elements in Gl account bank charges, To correct it we use manual allocation of cost kb15n we transfer it into correct position. in report we are able to see the changes that gl account showing in correct wbs element but in gl ledger it is showing the wrong wbs element.

can anybody tell me how to correct it general ledger. urgent pa

thanks

S.A.Jaya