How To Fix CRM_IU_IL_TOOLS012 - genIL component &1: RFC structure in CRM (&2) differs from ERP (&3) [&4]

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_IU_IL_TOOLS - General messages for BOL / GenIL

• Message number: 012

• Message text: genIL component &1: RFC structure in CRM (&2) differs from ERP (&3) [&4]

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

The RFC structure used in CRM (&V2&) for the genIL component &V1& is not
the same as the corresponding ERP structure (&V3&). Component &V4& is
used at different positions.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_IU_IL_TOOLS012 - genIL component &1: RFC structure in CRM (&2) differs from ERP (&3) [&4] ?

  The SAP error message CRM_IU_IL_TOOLS012 typically indicates a mismatch between the structures of the data being exchanged between the CRM (Customer Relationship Management) system and the ERP (Enterprise Resource Planning) system. This error is related to the GenIL (Generic Interface Layer) component, which is responsible for data handling in SAP CRM.
  Cause:
  The error occurs when there is a discrepancy between the RFC (Remote Function Call) structures defined in the CRM system and those in the ERP system. This can happen due to several reasons:
  
  Version Mismatch: The CRM and ERP systems may be running different versions or support packs, leading to differences in the data structures.
  Custom Development: Custom fields or structures may have been added in one system but not in the other, causing the structures to differ.
  Configuration Issues: Incorrect configuration settings in either the CRM or ERP system can lead to mismatched data structures.
  Transport Issues: If changes were transported from one system to another, and the transport was not successful or was incomplete, it could lead to inconsistencies.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Version Compatibility:
  
  Ensure that both the CRM and ERP systems are on compatible versions and support packs. If they are not, consider upgrading one or both systems to align their versions.
  
  
  
  Compare RFC Structures:
  
  Use transaction SE11 (Data Dictionary) to compare the RFC structures in both systems. Look for any differences in field definitions, types, or lengths.
  
  
  
  Review Custom Developments:
  
  If there are custom fields or structures, ensure that they are consistently defined in both systems. You may need to create or adjust the custom fields in the system where they are missing.
  
  
  
  Check Configuration:
  
  Review the configuration settings in both systems to ensure they are aligned. Pay special attention to any settings related to data exchange and integration.
  
  
  
  Transport Requests:
  
  If the issue arose after a transport, check the transport logs for any errors or warnings. You may need to re-transport the relevant objects or manually adjust the structures.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform tests to ensure that the data exchange between the CRM and ERP systems is functioning correctly without errors.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SE11 (Data Dictionary) for checking data structures.
  SE37 (Function Module) to check the RFC function modules involved.
  SICF (HTTP Service Hierarchy) to check the services if applicable.
  
  
  
  SAP Documentation: Review the official SAP documentation for GenIL and integration between CRM and ERP for more detailed guidance.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to identify and resolve the cause of the CRM_IU_IL_TOOLS012 error message.