Hi
USEREXIT_FIELD_MODiFICATION:- This user exit can be used to modify the attributes of the screen fields. For example if you want to grey out any field so that user cant enter or change any quantity u use this.
USEREXIT_MOVE_FIELD_TO_VBAK : -Use this user exit to assign values to new fields at sales document header level For example
"Transfer of the customer master fields into the sales document".
The user exit is called up at the end of the FORM routine VBAK_FUELLEN.
USEREXIT_MOVE_FIELD_TO_VBAP :- Use this user exit to assign values to new fields at sales document item level For example
"Copy customer master fields into the sales document".
The user exit is called up at the end of the FORM routine VBAP_FUELLEN.
USEREXIT_PRICING_PREPARE_TKOMK :- Use this user exit if you want to include and assign a value to an additional header field in the communication structure KOMK taken as a basis for pricing.
USEREXIT_ACCOUNT_PREP_KOMPCV
In this user exit additional fields for account determination that are not provided in the standard system are copied into communication structure KOMPCV (item fields).
For example to prevent account document generated for billing document
USEREXIT_FILL_VBRK_VBRP This user exit is only called when the billing document is created. It is used to provide the header and the item of the new billing document with deviating or additional data
Hope this will help.
Reward Point if helpful.
Thanks,
Raja
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