How To Fix /ISDFPS/OM_PROXY_FU023 - Input field combination below node "&1" not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/OM_PROXY_FU -

• Message number: 023

• Message text: Input field combination below node "&1" 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.

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 /ISDFPS/OM_PROXY_FU023 - Input field combination below node "&1" not allowed ?

  The SAP error message /ISDFPS/OM_PROXY_FU023 Input field combination below node "&1" not allowed typically occurs in the context of SAP's Integrated Business Planning (IBP) or similar applications where certain input combinations are not valid based on the configuration or business rules defined in the system.
  Cause:
  
  
  Invalid Input Combination: The error indicates that the combination of input fields you are trying to use is not allowed under the specified node. This could be due to:
  
  Missing mandatory fields.
  Incompatible field values.
  Business rules that restrict certain combinations.
  
  
  
  Configuration Issues: The underlying configuration for the planning area or the specific node may not support the input combination you are trying to use.
  
  
  Data Model Constraints: The data model may have constraints that prevent certain combinations of data from being processed together.
  
  
  Solution:
  
  
  Check Input Fields: Review the input fields you are using and ensure that they comply with the expected combinations defined in the system. Make sure all mandatory fields are filled and that the values are compatible.
  
  
  Review Business Rules: If there are specific business rules or logic defined for the node in question, ensure that your input adheres to these rules.
  
  
  Consult Documentation: Refer to the SAP documentation or configuration guides related to the specific module you are working with. This can provide insights into valid input combinations.
  
  
  Configuration Review: If you have access, review the configuration settings for the planning area or node to ensure that it is set up correctly to accept the desired input combinations.
  
  
  Testing: If possible, try to isolate the input fields and test combinations incrementally to identify which specific combination is causing the error.
  
  
  Seek Help from SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance. They may have more insights into the specific configuration and rules in your environment.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and their solutions.
  Training and Documentation: Ensure that users are trained on the correct input combinations and understand the business rules that apply to the data they are entering.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.