Audit Trail

Hi,

I would like to run Audit trails scenario, Could you pls provide me the steps for that what need to do.

Transaction I am using AUT10, In that I am able to select Table name as MCHA (batches) and also selected Table key, Now i want to generate table log for the selection criteria from table field but the change log is generating for all the batches not based on the criteria and i need to generate for particular material or plant or batch number. Also the table log is displaying : "no table log exists for selection" could you pls help on this. if needed i will give you the extra information.

Thank you.