How To Fix /STMC/CR_MSG861 - Error in &1 (&2&3) while updating docm_node_id &4: key violation

SAP Error Message - Details

• Message type: E = Error

• Message class: /STMC/CR_MSG -

• Message number: 861

• Message text: Error in &1 (&2&3) while updating docm_node_id &4: key violation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /STMC/CR_MSG861 - Error in &1 (&2&3) while updating docm_node_id &4: key violation ?

  The SAP error message /STMC/CR_MSG861 indicates a key violation that occurs during the update of a document node in the SAP system. This error typically arises when there is an attempt to insert or update a record in a database table, but the operation violates a unique key constraint. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Duplicate Key Entry: The most common cause of this error is that the system is trying to insert a record with a key that already exists in the database. This could happen if the document node ID (docm_node_id) being updated is already present in the table.
  Data Integrity Issues: There may be issues with the data being processed, such as incorrect or incomplete data that leads to a violation of the unique constraints defined in the database.
  Concurrency Issues: If multiple processes are trying to update the same record simultaneously, it can lead to key violations.
  Configuration Issues: Incorrect configuration of the document management system or related modules may lead to this error.
  
  Solution:
  
  Check for Duplicates: Investigate the database table associated with the document node ID to see if the key already exists. You can use transaction codes like SE16 or SE11 to view the relevant table entries.
  Data Validation: Ensure that the data being processed is valid and does not contain duplicates. Implement checks in your application logic to prevent duplicate entries.
  Review Custom Code: If there is any custom code or enhancements that interact with the document management system, review it for potential issues that could lead to key violations.
  Locking Mechanisms: If concurrency is an issue, consider implementing locking mechanisms to prevent multiple processes from trying to update the same record at the same time.
  Error Handling: Implement proper error handling in your application to catch and manage this error gracefully, providing meaningful feedback to users.
  Consult Documentation: Review SAP documentation or notes related to the specific module you are working with for any known issues or patches that may address this error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message. SAP frequently releases notes that address known issues and provide solutions or workarounds.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and ST22 (Dump Analysis) to help diagnose the issue.
  Debugging: If you have access to the development environment, consider debugging the process to identify the exact point of failure and the data being processed at that time.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support or consult with a technical expert who specializes in SAP document management systems.