Errors of commission
where a correct amount is entered, but in the wrong person’s account.
Errors of principle
where an item is entered in the wrong type of account.
EX: non-current asset in an expense account
Errors of original entry
where an item is entered, but both debit and credit entries are the same incorrect amount.
errors of omission
where a transaction is completely omitted from the books.
compensating errors
where 2 errors of equal amounts but on opposite sides of the accounts cancel out each other.
complete reversal of entries
where the correct amounts are entered in the correct accounts but each item is shown on the wrong side of each account.