How To Fix OA642 - For command & only communication type & is valid

SAP Error Message - Details

• Message type: E = Error

• Message class: OA - SAP ArchiveLink: Messages for SAP ArchiveLink

• Message number: 642

• Message text: For command & only communication type & is valid

What causes this issue?

The function selected can only be executed via the specified
communication type.

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?

Please inform your storage system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OA642 - For command & only communication type & is valid ?

  The SAP error message OA642 typically indicates that there is an issue with the communication type specified in a command. This error often arises in the context of SAP's output management or communication settings, particularly when dealing with output types for documents such as invoices, purchase orders, or other transactional outputs.
  Cause:
  The error message "For command & only communication type & is valid" suggests that the command you are trying to execute is not compatible with the specified communication type. This can happen due to several reasons:
  
  Incorrect Communication Type: The communication type specified in the output configuration does not match the expected type for the command being executed.
  Missing Configuration: The output type or communication type may not be properly configured in the system.
  Authorization Issues: There may be restrictions or authorizations that prevent the use of certain communication types for specific commands.
  
  Solution:
  To resolve the OA642 error, you can take the following steps:
  
  
  Check Output Configuration:
  
  Go to the transaction code NACE (for output types) or SPRO (for customizing).
  Verify the output type and its associated communication type. Ensure that the communication type is valid for the command you are trying to execute.
  
  
  
  Review Communication Types:
  
  Ensure that the communication type you are using is appropriate for the output type. Common communication types include print, email, fax, etc.
  If you are using a custom output type, ensure that it has been correctly defined and linked to the appropriate communication type.
  
  
  
  Adjust Command Settings:
  
  If you are using a custom command or transaction, check the settings to ensure that it is configured to accept the specified communication type.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the command has the necessary authorizations to use the specified communication type.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to output management and communication types for further guidance.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the command again to see if the error persists.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as NACE, SPRO, and others related to output management.
  SAP Notes: Check SAP Notes for any known issues or patches related to the OA642 error.
  Community Forums: Consider searching or posting in SAP community forums for additional insights or similar experiences from other users.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or technical team for further investigation.