How To Fix WXP810 - Error when updating table TCNNT: &

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 810

• Message text: Error when updating table TCNNT: &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WXP810 - Error when updating table TCNNT: & ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WXP810 - Error when updating table TCNNT: &
  
  Cause:
  The error message WXP810 occurs during an update operation on the SAP table TCNNT. This table stores information about the connections between different SAP systems (RFC destinations and connections).
  The error typically indicates that there was a problem when the system tried to update or insert data into the TCNNT table. Possible causes include:
  
  Database lock or deadlock on the TCNNT table.
  Authorization issues preventing the update.
  Inconsistent or incorrect data being written to the table.
  Transport or system inconsistency if the table is being updated during a transport import or system change.
  Technical problems such as database errors or missing indexes.
  Concurrent access conflicts if multiple processes try to update the table simultaneously.
  
  
  Solution:
  To resolve the WXP810 error, consider the following steps:
  
  
  Check Authorization:
  
  Ensure the user or process performing the update has the necessary authorizations to modify the TCNNT table.
  
  
  
  Check for Locks:
  
  Use transaction SM12 to check if the TCNNT table is locked by another process.
  If locks exist, investigate and release them if appropriate.
  
  
  
  Check Table Consistency:
  
  Run database consistency checks on TCNNT.
  Use transaction SE14 (Database Utility) to check and, if necessary, adjust or rebuild the table.
  
  
  
  Review the Data Being Updated:
  
  Verify that the data being written to TCNNT is valid and consistent.
  Check for any custom code or user exits that might be modifying this table incorrectly.
  
  
  
  Check System Logs:
  
  Use transaction SM21 to look for related system errors or database errors.
  Check short dumps in ST22 for any runtime errors related to this update.
  
  
  
  Transport and System Consistency:
  
  If the error occurs during a transport import, verify the transport logs.
  Ensure the system is not in an inconsistent state.
  
  
  
  Apply SAP Notes:
  
  Search the SAP Support Portal for notes related to WXP810 or TCNNT update errors.
  Apply any relevant patches or corrections.
  
  
  
  Retry the Operation:
  
  After resolving locks or inconsistencies, retry the operation.
  
  
  
  
  Related Information:
  
  Table TCNNT: Stores connection data for RFC destinations and system connections.
  Transaction SM59: Used to maintain RFC destinations, which are stored in TCNNT.
  Transaction SM12: To check and manage locks.
  Transaction SE14: Database utility for table maintenance.
  Transaction ST22: For analyzing dumps.
  Transaction SM21: System log analysis.
  
  
  Summary:
  The WXP810 error indicates a failure when updating the TCNNT table, often due to locks, authorization issues, or data inconsistencies. Checking locks, authorizations, data validity, and system logs, along with applying relevant SAP notes, usually resolves the issue.
  
  If you provide the exact value of the placeholder (&) or the context in which the error occurs, I can help with a more specific diagnosis.