Diagnosis
The purchasing organization you entered has not been defined for the specified plant.
Procedure
Check your input.
If the problem cannot be resolved in this way, contact your system administrator.
The system administrator can assign the purchasing organization to the relevant plant in Customizing for Purchasing.
SOLUTION :
STEP 1: Follow the below path or Go to T Code

STEP 2 : Enter Purchase Org against your Plant and SAVE.

Thanks,
Adharsh KS
