Hello,
If you want to give error message in badi , You must use message include .
For example for mm message you can use “mm_messages_mac” include.
CODE ——–>
class : ZCL_IM_ZME_PROCESS_REQ_CUS
Method : IF_EX_ME_PROCESS_REQ_CUST~PROCESS_ACCOUNT
INCLUDE mm_messages_mac."Put this row top in your code
"Using message :
"1 - )
mmpur_message_forced 'E' 'ZMM' '078' '' '' '' ''.
"2 - )
mmpur_message_forced 'E' 'ZMM' '001' '' '' 'Error txt' ''.