How To Fix L9018 - A system error occurred during the blocking procedure

L9018 - Overview

• Message type: E = Error

• Message class: L9 - Function Modules

• Message number: 018

• Message text: A system error occurred during the blocking procedure

How to fix this error?

INCLUDE SY_VE_HOLEN OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.

L9018 - Details

• The SAP error message L9018, which states "A system error occurred during the blocking procedure," typically indicates that there was an issue during the process of blocking a document or transaction in the SAP system. This error can arise from various underlying causes, and addressing it often requires a systematic approach.
  Possible Causes:
  
  Database Lock Issues: The error may occur if there are issues with database locks, such as deadlocks or contention for resources.
  System Configuration: Incorrect configuration settings in the SAP system can lead to errors during blocking procedures.
  Authorization Issues: Lack of proper authorizations for the user attempting to perform the blocking operation can trigger this error.
  Program Errors: Bugs or issues in the underlying ABAP code or custom programs that handle the blocking procedure.
  Transport Issues: If the system has recently undergone a transport, inconsistencies may arise that lead to this error.
  System Performance: High load on the system or performance issues can also