SAP Function CHAR_VALUE_CONVERSION_EXIT - Edititing CHAR Characteristic Value via Conversion Exit

Parameter Reference Type Length Default Optional Text
ANZST_IMP CABN-ANZST s 2 0 X Number of characters
ATINN_IMP CABN-ATINN N 10 Charact.
ATKON_IMP CABN-ATKON C 5 X Conversion exit for characteristic value
ATWRTSHOW_IMP CAWN-ATWRT C 30 Old characteristic value
CONV_MODE_IMP SYST-DATAR C 1 Conversion mode ('O'=Output, 'I'=Input)
FLG_CHAR_DATA_PROVIDE_IMP FLAG C 1 'X' X Flag, read characteristic data

Parameter Reference Type Length Text
ATWRTSHOW_EXP CAWN-ATWRT C 30 New characteristic value

Exception Text
COULD_NOT_READ_CHAR_DATA Could not read characteristic data
ERROR_CONV_EXIT Error after calling conversion exit
FUNC_CONV_EXIT_NOT_FOUND Could not find FM for conversion exit
NECESSARY_PARAMS_NOT_GIVEN Required parameters not transferred
WRONG_CONV_MODE Unauthorized conversion mode