How To Fix MD050 - Selection rule & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 050

• Message text: Selection rule & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MD050 - Selection rule & does not exist ?

  The SAP error message MD050, which states "Selection rule & does not exist," typically occurs in the context of Material Requirements Planning (MRP) when the system is unable to find a selection rule that has been specified in the configuration or during the planning process. This can happen for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Missing Selection Rule: The selection rule specified in the MRP settings does not exist in the system. This could be due to a typo or because the rule has not been created.
  Incorrect Configuration: The configuration settings for MRP may not be set up correctly, leading to the system looking for a non-existent selection rule.
  Transport Issues: If the selection rule was recently transported from another system (e.g., from development to production), it may not have been included in the transport request.
  Authorization Issues: The user may not have the necessary authorizations to access the selection rule, leading to the error.
  
  Solutions:
  
  
  Check Selection Rules: Go to the MRP configuration (transaction code SPRO) and navigate to the relevant section to check if the selection rule exists. If it does not, you may need to create it.
  
  Path: Logistics -> Production -> MRP -> MRP Planning -> Define Selection Rules
  
  
  
  Create or Modify Selection Rule: If the selection rule is missing, create a new one or modify an existing one to meet your requirements. Ensure that the rule is correctly defined and activated.
  
  
  Review Configuration: Double-check the MRP configuration settings to ensure that the correct selection rule is being referenced. Make sure there are no typos or incorrect entries.
  
  
  Transport Check: If the selection rule was supposed to be transported, check the transport logs to ensure that it was included in the transport request. If not, you may need to re-transport it.
  
  
  User Authorizations: Ensure that the user encountering the error has the necessary authorizations to access the selection rule. This may involve checking roles and permissions in the user profile.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SPRO for configuration
  MD01 for MRP run
  MD02 for MRP single-item multi-level
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for notes in the SAP Support Portal.
  Documentation: Review SAP documentation related to MRP and selection rules for a better understanding of how they work and how to configure them properly.
  
  By following these steps, you should be able to identify the cause of the MD050 error and implement a solution to resolve it.