Mvt 531 not appearing for Bi Product in Auto GR in confirmation

Dear Experts ,

I am facing one issue for Bi product , -- Mvt type 101 is appearing instead of 531 during Auto GR in Confirmation

I have done all settings for Bi Product scenario .

We have Auto GR during Confirmation .

While doing the confirmation -- Auto Goods Receipt is happening for the BI Products ,

The Bi Products are being produced , but with Movement type 101 --- Instead of Mvt type 531

Please advice

Br

Tallha