ORA-33310
(DECIMAL) %a number number number number
The number of decimal places must be between %2p and %3p, or %4p. It cannot be %1p.
The number of decimal places must be between %2p and %3p, or %4p. It cannot be %1p.
Cause
A value was specified for the DECIMALS option that was out of range.
Action
Supply a value for DECIMALS that is within the range specified by the error message text.