How To Fix /RPM/PLANNING400 - Negative planning values have been changed to zero

SAP Error Message - Details

• Message type: E = Error

• Message class: /RPM/PLANNING -

• Message number: 400

• Message text: Negative planning values have been changed to zero

Self-Explanatory Message

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• What is the cause and solution for SAP error message /RPM/PLANNING400 - Negative planning values have been changed to zero ?

  The SAP error message /RPM/PLANNING400 Negative planning values have been changed to zero typically occurs in the context of SAP's Resource and Project Management (RPM) module. This message indicates that during the planning process, negative values were detected in the planning data, which are not permissible. As a result, these negative values have been automatically changed to zero.
  Cause:
  
  Negative Values in Planning Data: The most common cause of this error is the entry of negative values in fields that are expected to contain only positive values (e.g., planned costs, quantities, etc.).
  Data Entry Errors: Users may have inadvertently entered negative numbers due to mistakes in data entry.
  Calculation Errors: If there are formulas or calculations that result in negative values, this can trigger the error.
  Configuration Issues: There may be issues with the configuration of the planning parameters or settings that allow for negative values.
  
  Solution:
  
  Review Planning Data: Check the planning data for the relevant project or resource to identify where the negative values are coming from. This may involve reviewing input fields, calculations, or any relevant data entries.
  Correct Data Entry: If the negative values are due to user error, correct the entries to ensure that only valid (non-negative) values are inputted.
  Adjust Calculations: If the negative values are the result of calculations, review and adjust the formulas to ensure they do not produce negative results.
  Configuration Review: If necessary, review the configuration settings in the RPM module to ensure that they are set up correctly to prevent negative values from being entered or calculated.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the planning process and any constraints related to negative values.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context or solutions.
  User Forums: Engage with SAP user communities or forums where similar issues may have been discussed, and solutions shared.
  Testing: After making corrections, conduct tests to ensure that the changes have resolved the issue and that planning can proceed without further errors.
  
  By addressing the root cause of the negative values and ensuring that all planning data adheres to the expected constraints, you can resolve the error and continue with the planning process in SAP.