user exit for vendor no. in PO transaction me22n

[Former Member]

i need any user exit which have eina-idnlf(vendor no. field) at run time.

i had to check if this field is changed or blank then that shoul reflect.

[former_member188685]

check these

EXIT_SAPMM06E_013     
           Update Customer's Own Data in Purchasing Document
EXIT_SAPMM06E_016 
               Export Data to Customer Subscreen for Purchasing Document
EXIT_SAPMM06E_017   
             Export Data to Customer Subscreen for Purchasing Document

[Former Member]

try badi

me_purchdoc_posted