Symptom
Error occurs when trying to update the Account Determination Group for an employee (or a list of employees):
'Instance with the same key already exists'
Environment
SAP Business ByDesign
Reproducing the Issue
- Go to Business Configuration Work Center.
- Open Overview View.
- Search and open Migration of Suppliers.
- Click Migrate account determination groups payables using the migration tool.
- Search for the relevant file and select it.
- Click Execute Migration Step by Step.
Error occurs: 'Instance with the same key already exists'
Cause
The data you are attempting to load through the migration already exists for the employee.
Resolution
The data you are attempting to load through this migration already exists for the employee and currently it cannot be updated using this method. The migration only allows you to create a new assignment, but you cannot modify an employee's existing assignment to an account determination group.
Keywords
Migration, Account Determination Groups Payables, Migration of Suppliers
, KBA , SRD-MD-BP-SUP , Suppliers , How To