How To Fix /ISDFPS/REQ_MASTER006 - Problems in the ALE layer. Material master request NOT created.

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/REQ_MASTER -

• Message number: 006

• Message text: Problems in the ALE layer. Material master request NOT created.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/REQ_MASTER006 - Problems in the ALE layer. Material master request NOT created. ?

  The SAP error message /ISDFPS/REQ_MASTER006 indicates that there are problems in the Application Link Enabling (ALE) layer, which is responsible for the distribution of data between different SAP systems or between different clients within the same system. Specifically, this error occurs when a material master request cannot be created due to issues in the ALE configuration or data transfer process.
  Causes:
  
  ALE Configuration Issues: The ALE settings may not be properly configured. This includes settings related to logical systems, distribution model, and message types.
  Missing or Incorrect Master Data: The material master data that is being requested may be incomplete or incorrect, leading to the failure in creating the request.
  Authorization Issues: The user or system may not have the necessary authorizations to create or process the material master request.
  Communication Problems: There may be issues with the communication between the systems, such as network problems or incorrect RFC destinations.
  Error in IDoc Processing: If the material master request is being processed via IDocs, there may be errors in the IDoc format or structure.
  
  Solutions:
  
  
  Check ALE Configuration:
  
  Verify that the logical systems are correctly defined in transaction SALE.
  Ensure that the distribution model is correctly set up in transaction BD64.
  Check the message types and ensure they are correctly configured.
  
  
  
  Validate Material Master Data:
  
  Ensure that the material master data is complete and correctly maintained in the system.
  Use transaction MM03 to check the material master data for any inconsistencies.
  
  
  
  Review Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to create material master requests.
  
  
  
  Check Communication Settings:
  
  Verify the RFC destinations in transaction SM59 to ensure they are correctly configured and reachable.
  Test the connection to the target system to ensure there are no network issues.
  
  
  
  Monitor IDoc Processing:
  
  Use transaction WE02 or WE05 to monitor IDocs and check for any errors related to the material master request.
  If there are errors, analyze the IDoc status and take corrective actions.
  
  
  
  Check Logs and Traces:
  
  Review the application logs in transaction SLG1 for any additional error messages that may provide more context on the issue.
  Use transaction ST22 to check for any dumps that may have occurred during the process.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SALE: ALE Configuration
  BD64: Distribution Model
  MM03: Display Material Master
  SM59: RFC Destinations
  WE02/WE05: IDoc Monitoring
  SLG1: Application Log
  ST22: Dump Analysis
  
  
  
  Documentation: Refer to SAP Help documentation for ALE and IDoc processing for more detailed information on configuration and troubleshooting.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /ISDFPS/REQ_MASTER006 error in SAP.