missing dimension in exchang rate adjustment voucher


Ledger account 1131 Receivables from customers , when posting freetext invoice or journal ledger, the dimension will be attached to ledger account, for example in my company is 1131-customer code. It worked as expected

But when I run exchange rate adjustment , it’s missing dimension customer in ledger account, for example : 1131-

I have setup dimension default for each customer like below


and account structure:

I don’t know what’s setup I am missing. Could you please help?

Many thanks!