Credit limit check
In OVAK (Sales order types - credit limit check), on the check credit we have the options:
blank ... no credit limit check
A ........ run simple credit limit
Where are defined these A, B, C, D.
These are as per the SAP standard and we cannot define them.There are only 2 types of credit checks in SAP
1) Simple credit check
2) Automatic credit check
So a control has been provided to select any one of them.
value selected in the transaction code mentioned by you will also reflect in VOV8