How To Fix B1889 - For the currency code &1 ALE communication is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 889

• Message text: For the currency code &1 ALE communication is not allowed

What causes this issue?

The ISO code assigned to the current currency code is not unique and
the primary flag is NOT set. This currency code can therefore not be
used for external communication.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1889 - For the currency code &1 ALE communication is not allowed ?

  The SAP error message B1889 indicates that there is an issue with ALE (Application Link Enabling) communication for a specific currency code. This error typically arises when trying to process data related to a currency that is not allowed for ALE communication in the system.
  Cause:
  
  Currency Configuration: The currency code specified in the error message is not configured for ALE communication in the system. This could be due to missing settings in the ALE configuration or the currency not being defined in the relevant master data.
  Master Data Issues: The currency may not be assigned to the relevant master data (e.g., customer, vendor, or material) that is being processed.
  Logical System Settings: The logical system settings may not include the currency in question, leading to restrictions on communication.
  
  Solution:
  
  
  Check Currency Configuration:
  
  Go to the transaction code OB08 to check the currency settings. Ensure that the currency code is correctly defined and active.
  Verify that the currency is included in the relevant configuration for ALE communication.
  
  
  
  Review ALE Settings:
  
  Use transaction code SALE to access the ALE configuration. Check the distribution model and ensure that the currency is included in the relevant message types and distribution settings.
  Ensure that the logical systems involved in the ALE communication are correctly configured to handle the currency.
  
  
  
  Master Data Verification:
  
  Check the master data (e.g., customer, vendor, or material) to ensure that the currency code is assigned correctly. You can use transactions like XD03 (for customers) or MK03 (for vendors) to verify this.
  If the currency is missing, you may need to update the master data to include the correct currency.
  
  
  
  Testing:
  
  After making the necessary changes, test the ALE communication again to see if the error persists. You can use transaction codes like WE02 or WE05 to monitor the IDocs and check for any further issues.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  OB08: Maintain exchange rates.
  SALE: ALE configuration.
  XD03: Display customer master data.
  MK03: Display vendor master data.
  WE02 / WE05: Monitor IDocs.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on ALE configuration and currency settings.
  
  
  Support: If the issue persists after checking the above points, consider reaching out to your SAP Basis or functional team for further assistance, as they may need to investigate system settings or configurations in more detail.
  
  
  By following these steps, you should be able to resolve the B1889 error and ensure proper ALE communication for the specified currency code.