How To Fix PMRP_FLEXCON034 - Constraint Type &1 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: PMRP_FLEXCON -

• Message number: 034

• Message text: Constraint Type &1 unknown

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMRP_FLEXCON034 - Constraint Type &1 unknown ?

  The SAP error message PMRP_FLEXCON034, which states "Constraint Type &1 unknown," typically occurs in the context of SAP's Production Planning (PP) or Material Requirements Planning (MRP) modules. This error indicates that the system has encountered a constraint type that it does not recognize or that has not been defined in the system.
  Cause:
  
  Undefined Constraint Type: The constraint type specified in the configuration or during the execution of a transaction is not defined in the system.
  Configuration Issues: There may be issues with the configuration settings in the relevant customizing transactions.
  Data Entry Errors: The user may have entered an incorrect or misspelled constraint type in the relevant fields.
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to access certain configuration settings.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the relevant customizing transaction (e.g., SPRO) and navigate to the section where constraint types are defined.
  Ensure that the constraint type you are trying to use is correctly defined and active.
  
  
  
  Verify Input:
  
  Double-check the input for the constraint type in the transaction where the error occurred. Ensure that it is spelled correctly and matches the defined types in the system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific module you are working with to understand the valid constraint types.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access and modify the relevant configuration settings.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), MD01 (MRP Run), or others related to your specific use case.
  SAP Notes: Search for SAP Notes related to PMRP_FLEXCON034 in the SAP Support Portal, as there may be specific patches or updates that address this issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.