How To Fix KN335 - First define an exception rule

SAP Error Message - Details

• Message type: E = Error

• Message class: KN - Reporting for Costing

• Message number: 335

• Message text: First define an exception rule

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KN335 - First define an exception rule ?

  The SAP error message KN335, which states "First define an exception rule," typically occurs in the context of customer master data management, particularly when dealing with credit management or risk assessment settings in SAP.
  Cause:
  This error arises when you attempt to perform an action that requires an exception rule to be defined, but no such rule has been set up in the system. Exception rules are used to define specific conditions under which certain processes can be bypassed or treated differently than the standard rules.
  Solution:
  To resolve the KN335 error, you need to define an exception rule in the system. Here are the steps to do this:
  
  
  Access the Customizing Settings:
  
  Go to the SAP Easy Access screen.
  Navigate to the following path: SPRO -> SAP Reference IMG -> Sales and Distribution -> Basic Functions -> Credit Management -> Credit Control Area -> Define Exception Rules.
  
  
  
  Define the Exception Rule:
  
  In the exception rules configuration, you can create a new rule or modify an existing one.
  Specify the criteria for the exception rule, such as customer groups, credit limits, or other relevant parameters.
  Save your changes.
  
  
  
  Assign the Exception Rule:
  
  Ensure that the newly defined exception rule is assigned to the relevant credit control area or customer master data as needed.
  
  
  
  Test the Configuration:
  
  After defining and assigning the exception rule, try to perform the action that previously triggered the KN335 error to confirm that the issue has been resolved.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like OB45 (for defining credit control areas) or FD32 (to manage customer credit data) to navigate directly to relevant areas.
  Documentation: Refer to SAP Help documentation for detailed guidance on credit management and exception rules.
  User Roles: Ensure that you have the necessary authorizations to make changes to exception rules and customer master data.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP administrator or technical support team for further assistance.