i want to add a doctype here in my Book but its not displaying whats wrong with my relationship

i want to add a doctype here in my Book but its not displaying whats wrong with my relationship
Best answer by nhatnghetinh
Hi
I have changed on your report ARInvoice to ARRegister.
When you select the AR Module it will get all AR documents including Invoice, Payment,.. So I have added Parameter DocType so you can sort the Doctype you want.
Please refer to the report file I attached.
Best Regards,
NNT
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