How To Fix /SAPSMOSS/01056 - Message type &1 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPSMOSS/01 -

• Message number: 056

• Message text: Message type &1 is not allowed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPSMOSS/01056 - Message type &1 is not allowed ?

  The SAP error message /SAPSMOSS/01056 Message type &1 is not allowed typically occurs in the context of the SAP Message Server or when dealing with SAP's messaging framework. This error indicates that a specific message type (denoted by &1) is not permitted in the current context or configuration.
  Cause:
  
  Invalid Message Type: The message type being referenced is not recognized or is not configured in the system.
  Configuration Issues: The system may not be set up to handle the specified message type, possibly due to missing configuration or incorrect settings.
  Authorization Issues: The user or process attempting to send or receive the message may not have the necessary permissions to use that message type.
  System Restrictions: Certain message types may be restricted based on system settings or business rules.
  
  Solution:
  
  Check Message Type: Verify the message type being used. Ensure that it is valid and correctly spelled.
  Configuration Review: Review the configuration settings related to message types in the SAP system. This may involve checking transaction codes like SMMS or SICF to ensure that the message type is allowed.
  Authorization Check: Ensure that the user or process has the necessary authorizations to use the specified message type. This can be checked in the user roles and authorizations.
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the message type and its allowed contexts.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMMS (Message Server Monitor) and SICF (Maintain Services) for managing message types and services.
  SAP Notes: Search for SAP Notes related to this error message for any patches or updates that may address the issue.
  System Logs: Check system logs (transaction SM21) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.