How To Fix ICL_H256 - Assign this invoice to another collective invoice

SAP Error Message - Details

• Message type: E = Error

• Message class: ICL_H - Health Insurance

• Message number: 256

• Message text: Assign this invoice to another collective invoice

What causes this issue?

You tried to assign the invoice or payment proposal to collective
invoice &V1&, but collective invoice &v1& was created via data medium
exchange (DME). A manually created single invoice cannot normally be
assigned to a collective invoice created via DME. The only exception is
with subsequent debts.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Assign the invoice or payment proposal to a single invoice that has not
been created via DME.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ICL_H256 - Assign this invoice to another collective invoice ?

  The SAP error message ICL_H256: "Assign this invoice to another collective invoice" typically occurs in the context of the SAP Convergent Invoicing (CI) module. This error indicates that the system is unable to process an invoice because it is not correctly assigned to a collective invoice.
  
  Cause:
  
  Incorrect Assignment: The invoice you are trying to process is not linked to a valid collective invoice. Collective invoices are used to group multiple individual invoices for billing purposes.
  Invoice Status: The status of the invoice may not allow it to be assigned to a collective invoice. For example, if the invoice is already processed or in a status that does not permit changes.
  
  Configuration Issues: There may be configuration settings in the SAP system that are not set up correctly, leading to this error.
  Data Integrity Issues: There may be issues with the data integrity of the invoices or collective invoices, such as missing or incorrect references.
  
  
  Solution:
  
  Check