How To Fix EDER311 - There is more one supplier/distributor installation in premise &1

EDER311 - Overview

• Message type: E = Error

• Message class: EDER - IS-U Deregulation

• Message number: 311

• Message text: There is more one supplier/distributor installation in premise &1

What causes this issue?

The system has found more than one supplier or distributor installation
in premise &v1&.
The inspection of the dual-contract model has been terminated. The
installations from premise &v1& have been allocated to individual
points of delivery.

System Response

If a point of delivery already exists for one of the installations from
premise &v1&, no changes are made.
If no point of delivery yet exists, a new one is created.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

EDER311 - Details

• The SAP error message EDER311 indicates that there is more than one supplier or distributor installation associated with a specific premise (in this case, identified as &1). This situation typically arises in the context of utilities management, particularly in the handling of customer installations and their associated suppliers.
  
  Cause:
  
  Multiple Installations: The primary cause of this error is that the system has detected multiple supplier or distributor installations linked to the same premise. This can happen due to data entry errors, system configuration issues, or changes in supplier relationships that were not properly updated in the system.
  Data Integrity Issues: There may be inconsistencies in the master data related to the premise, suppliers, or installations, leading to confusion in the system.
  Configuration Errors: Incorrect configuration in the SAP system regarding how suppliers and installations are managed can also lead to this error.
  
  
  Solution:
  
  Review Installations: Check the premise identified by &1 in the system to see