How To Fix CQ806 - Internal error occurred when task list characteristics were processed

CQ806 - Overview

• Message type: E = Error

• Message class: CQ - Messages for buffer table processing (QM in task list)

• Message number: 806

• Message text: Internal error occurred when task list characteristics were processed

What causes this issue?

During a read access on an internal table, no entry was found.

System Response

Processing of the characteristic was canceled.

How to fix this error?

Please contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

CQ806 - Details

• The SAP error message CQ806, which states "Internal error occurred when task list characteristics were processed," typically indicates that there is an issue with the processing of task list characteristics in the SAP system. This error can arise due to various reasons, including data inconsistencies, configuration issues, or problems with the underlying database.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data related to the task list characteristics, such as missing or incorrect entries.
  
  Configuration Issues: Incorrect configuration settings in the task list or characteristics may lead to this error.
  Database Issues: Problems with the database, such as corruption or locking issues, can also trigger this error.
  Software Bugs: There may be bugs in the SAP software version you are using that could lead to this internal error.
  Authorization Issues: Lack of proper authorizations for the user trying to access or process the task list characteristics.
  
  Solutions:
  
  
  Check Data Consistency:
  
  Use transaction codes like C223 (for task