How To Fix GLE_AL_ECS_ACP018 - Function or rule set in derivation '&1' is not active

SAP Error Message - Details

• Message type: E = Error

• Message class: GLE_AL_ECS_ACP -

• Message number: 018

• Message text: Function or rule set in derivation '&1' is not active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GLE_AL_ECS_ACP018 - Function or rule set in derivation '&1' is not active ?

  The SAP error message GLE_AL_ECS_ACP018 indicates that a function or rule set in the derivation specified (represented by &1) is not active. This error typically occurs in the context of the SAP General Ledger (GL) or during the execution of a financial process where derivation rules are used to determine values based on certain conditions.
  Cause:
  
  Inactive Derivation Rule: The most common cause of this error is that the derivation rule or function set referenced in the error message is not activated in the system. This can happen if the rule was created but not yet activated, or if it was deactivated for some reason.
  Configuration Issues: There may be issues in the configuration settings related to the derivation rules or functions, leading to the system not recognizing them as active.
  Transport Issues: If the derivation rules were transported from another system (e.g., from a development to a production environment), they may not have been properly activated in the target system.
  
  Solution:
  
  
  Activate the Derivation Rule:
  
  Go to the relevant configuration area in SAP (usually under Financial Accounting or Controlling).
  Navigate to the section where derivation rules are maintained.
  Locate the specific rule set or function that corresponds to the derivation &1.
  Ensure that the rule is activated. If it is not, activate it.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the derivation rules to ensure that they are set up correctly.
  Make sure that all necessary dependencies and prerequisites for the rule are met.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, check the transport logs to ensure that the derivation rules were included and activated in the target system.
  If necessary, re-transport the rules or manually activate them in the target environment.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific derivation rules and functions for additional guidance on activation and configuration.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as OBY6 (for GL account determination) or OBD2 (for derivation rules) to access the relevant configuration areas.
  SAP Notes: Check for any SAP Notes that may address known issues or provide additional troubleshooting steps related to this error message.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to resolve the GLE_AL_ECS_ACP018 error and ensure that the necessary derivation rules are active and functioning correctly.