How To Fix /SAPAPO/FCST156 - Fill all mandatory fields

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/FCST -

• Message number: 156

• Message text: Fill all mandatory fields

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/FCST156 - Fill all mandatory fields ?

  The SAP error message /SAPAPO/FCST156 Fill all mandatory fields typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when working with forecasting data. This error indicates that certain mandatory fields required for processing the forecast data have not been filled in.
  Cause:
  The error is triggered when you attempt to save or process a forecast without providing all the necessary information in the required fields. Common reasons for this error include:
  
  Missing Mandatory Fields: Certain fields in the forecast data entry screen are marked as mandatory but have not been filled out.
  Incorrect Data Entry: The data entered may not meet the validation criteria set for those fields.
  Configuration Issues: There may be issues with the configuration of the forecasting model or the planning area that require specific fields to be filled.
  
  Solution:
  To resolve the /SAPAPO/FCST156 Fill all mandatory fields error, follow these steps:
  
  
  Identify Mandatory Fields: Check the forecast entry screen to identify which fields are marked as mandatory (usually indicated by an asterisk or highlighted in some way).
  
  
  Fill in Required Information: Ensure that all mandatory fields are filled with valid data. This may include fields such as:
  
  Product
  Location
  Forecast type
  Time period
  Any other fields that are marked as required.
  
  
  
  Validate Data: Make sure that the data entered in the mandatory fields is correct and adheres to the expected format. For example, ensure that dates are in the correct format and that numerical values are within acceptable ranges.
  
  
  Check Configuration: If you are unsure about which fields are mandatory or if the error persists, consult with your SAP configuration team to verify the settings for the forecasting model and planning area.
  
  
  Review Documentation: Refer to SAP documentation or help resources for specific details about the forecasting process and mandatory fields.
  
  
  Test with Sample Data: If possible, try entering a small set of sample data to see if the error persists. This can help isolate whether the issue is with specific data entries or a broader configuration problem.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Guides: Refer to user guides or training materials for SAP APO to better understand the forecasting process and required fields.
  Community Forums: Engage with SAP community forums or user groups for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to resolve the error and successfully process your forecast data in SAP APO.