How To Fix RW102 - FI/CO interface: Checks contain errors

SAP Error Message - Details

• Message type: E = Error

• Message class: RW - Interface to Accounting

• Message number: 102

• Message text: FI/CO interface: Checks contain errors

What causes this issue?

Errors occurred in online transaction checking when the following were
called up:
&v1&
&v2&
&v3&
&v4&

System Response

Updating not possible.

How to fix this error?

Updating of transactions can only take place if checks do not contain
any errors.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RW102 - FI/CO interface: Checks contain errors ?

  The SAP error message RW102, which states "FI/CO interface: Checks contain errors," typically occurs during the integration between the Financial Accounting (FI) and Controlling (CO) modules in SAP. This error indicates that there are inconsistencies or issues in the data being transferred between these two modules, which can prevent successful posting or processing of financial documents.
  Causes of RW102 Error
  
  
  Data Inconsistencies: There may be discrepancies in the data being transferred, such as incorrect account assignments, missing cost centers, or invalid profit centers.
  
  
  Configuration Issues: Incorrect configuration settings in the FI or CO modules can lead to errors. This includes settings related to account determination, cost element settings, or controlling area configurations.
  
  
  Missing Master Data: Required master data, such as cost centers, internal orders, or profit centers, may be missing or incorrectly set up.
  
  
  Posting Period Issues: The posting period may be closed or not open for the transaction being processed.
  
  
  Document Type Issues: The document type used for the transaction may not be configured correctly for the FI/CO interface.
  
  
  Solutions to RW102 Error
  
  
  Check Error Log: Review the error log for detailed information about the specific checks that failed. This can provide insights into what needs to be corrected.
  
  
  Validate Master Data: Ensure that all necessary master data (cost centers, profit centers, etc.) is correctly set up and available for the transaction.
  
  
  Review Configuration: Check the configuration settings in both FI and CO modules to ensure they are correctly aligned. This includes verifying account determination and controlling area settings.
  
  
  Open Posting Periods: Make sure that the posting period for the transaction is open. If it is closed, you may need to open it or adjust the transaction date.
  
  
  Correct Document Types: Verify that the document type used is appropriate for the transaction and that it is configured correctly in the system.
  
  
  Run Consistency Checks: Use transaction codes like KAH1 (for cost centers) or KSB1 (for cost center reports) to run consistency checks and identify any discrepancies.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes that may address known issues related to the RW102 error.
  
  
  Engage Technical Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB50 (for general ledger postings), KSB1 (for cost center reports), and KAH1 (for cost center master data).
  SAP Documentation: Refer to SAP Help documentation for detailed guidance on FI/CO integration and troubleshooting.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved.
  
  By following these steps, you should be able to identify and resolve the underlying issues causing the RW102 error in your SAP system.