You should be extremely cautious when reversing trust receipts and payments as trust accounts are a highly regulated and scrutinized aspect of law firms.
Non Non- compliant trust accounting activities are the highest cause of lawyers being penalised or losing their practising certificates.
A transaction must be locked once entered. Any attempt to change the transaction MUST NOT change the original transaction.
A request for a change must create a new transaction, dated TODAY that has the effect of reversing the original transaction.
How to Reverse a Trust Receipt
Open Trust Register: 
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Select the receipt to be reversed, this can either be picked from the list provided or manually searching into the required by manually searching using the required parameter fields. 
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Once opened required receipt, select 'Reverse Transaction' from the top of page:
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Fill in the required fields, then select reverse transaction:
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Trust reversals will take the next available trust receipt number.
The finalised original and reversed transaction transactions will show display with a 'REV' next to it in the status column in the Trust Register:
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Open Trust Register:
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Select payment to be reversed, this this can either be picked from the list provided or manually searching into the required by manually searching using the required parameter fields. 
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Once you have opened the required Payment, select 'Reverse Transaction' from the top of page:
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Fill in the required fields, then select reverse transaction:
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The finalised reversed transaction will show automatically take the same trust cheque number as the original transaction.
The original and reversed transactions will display with a 'REV' next to it in the status column in the Trust Register:
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