How To Fix OL395 - Reference fields must always be entered for key fields

SAP Error Message - Details

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 395

• Message text: Reference fields must always be entered for key fields

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OL395 - Reference fields must always be entered for key fields ?

  The SAP error message OL395, which states "Reference fields must always be entered for key fields," typically occurs in the context of creating or modifying certain master data records, such as those related to materials, vendors, or customers. This error indicates that the system requires specific reference fields to be filled in when key fields are being entered.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Reference Fields: The required reference fields that are linked to the key fields are not filled in. For example, if you are trying to create a material master record, you may not have filled in the necessary reference fields that are mandatory for the material type you are using.
  Configuration Issues: The configuration settings in the SAP system may require certain fields to be filled in based on the business rules defined in the system.
  Data Entry Errors: There may be a misunderstanding of which fields are required, leading to incomplete data entry.
  
  Solution:
  To resolve the OL395 error, you can take the following steps:
  
  
  Identify Required Fields: Check the documentation or field help in SAP to identify which reference fields are mandatory for the key fields you are trying to enter. This can often be done by looking at the field labels or using the F1 help function in SAP.
  
  
  Fill in Missing Fields: Ensure that all required reference fields are filled in before saving the record. This may include fields like material group, valuation class, or other relevant fields depending on the context.
  
  
  Review Configuration: If you have access to configuration settings, review the settings for the relevant module (e.g., Material Management, Customer/Vendor Management) to understand the requirements for key fields and reference fields.
  
  
  Consult with a Functional Consultant: If you are unsure about which fields are required or how to proceed, consult with an SAP functional consultant or your system administrator for guidance.
  
  
  Testing: After making the necessary changes, try to save the record again to see if the error persists.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transactions, such as MM01 (Create Material), MM02 (Change Material), or similar transactions for vendors and customers.
  Field Status Groups: In the configuration, field status groups can dictate which fields are mandatory, optional, or suppressed. Understanding these can help in troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be specific fixes or updates provided by SAP.
  
  By following these steps, you should be able to resolve the OL395 error and successfully enter the required data in SAP.