How To Fix CH131 - External notification number assignment not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: CH - CAD/PP integration messages

• Message number: 131

• Message text: External notification number assignment not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CH131 - External notification number assignment not allowed ?

  The SAP error message CH131, which states "External notification number assignment not allowed," typically occurs in the context of handling notifications in the SAP system, particularly in the areas of Plant Maintenance (PM) or Customer Service (CS). This error indicates that the system is not allowing the assignment of an external notification number due to certain configuration settings or business rules.
  Cause:
  
  Configuration Settings: The system may be configured to prevent the assignment of external notification numbers. This could be due to settings in the notification type or the number range configuration.
  Number Range Issues: The number range for external notifications may not be properly defined or may be set to internal only.
  Authorization Issues: The user may not have the necessary authorizations to assign external notification numbers.
  Notification Type Settings: The specific notification type being used may not allow for external number assignment.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the notification type in transaction SPRO.
  Navigate to Plant Maintenance and Customer Service > Maintenance and Service Processing > Notifications > Define Notification Types.
  Ensure that the notification type allows for external number assignment.
  
  
  
  Review Number Ranges:
  
  Check the number range settings for the notification type in transaction SNRO (Number Range Objects).
  Ensure that the number range is defined correctly and that it allows for external number assignment.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to create or modify notifications with external numbers.
  Check the user roles and profiles in transaction SU01.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to notifications to understand the specific requirements for external number assignment.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  IW21: Create Notification
  IW22: Change Notification
  IW23: Display Notification
  SNRO: Number Range Objects
  SPRO: Customizing Implementation Guide
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed.
  
  
  By following these steps, you should be able to identify the cause of the CH131 error and implement the necessary changes to resolve it.