Error during cumulation No entry found in the table T54C3 Key

Error during cumulation No entry found in the table T54C3 Key 99 2304 20120131 final processing when running payroll driver (Final processing-Update cumulation wage types (CRT)) if we check pclass 30 for wagetype -2304 the specification is T T denotes ->Cumulation of wage type acc. to table T54C3 entry is missing for that wagetype in Cumulation of wage type acc. to table T54C3 2304 wagetype is not maintained in table T54C3 to arrest this error,we need to maintain the entry else change the specification for that wagetype. The reason could also be becoz the wagetype was created manually instead of PU30/OH11 tool.