How To Fix MCEX305 - Error while accessing queue &1 of application &2

MCEX305 - Overview

• Message type: E = Error

• Message class: MCEX - Extraction Interface LIS/BW

• Message number: 305

• Message text: Error while accessing queue &1 of application &2

What causes this issue?

An attempt was made to set the queue name <(>&<)>V1&. This name is not
an authorized queue name.

System Response

Since the information about the queue name originates from the backup
table (MCEX_DELTA_BACK) itself, it is probable that the data in the
backup table has been damaged.

How to fix this error?

A reconstruction of the queue from the backup table is not possible. If
data is missing, you may need to construct the data again.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MCEX305 - Error while accessing queue &1 of application &2 ?

  The SAP error message MCEX305, which states "Error while accessing queue &1 of application &2," typically occurs in the context of the SAP system's message processing or queue management. This error can arise due to various reasons, including issues with the application queue, data inconsistencies, or system configuration problems.
  Causes:
  
  Queue Issues: The specified queue may be locked, inactive, or not properly configured.
  Data Inconsistencies: There may be inconsistencies in the data being processed, leading to access issues.
  Authorization Problems: The user or process attempting to access the queue may not have the necessary authorizations.
  System Configuration: Incorrect configuration settings in the application or the message processing system can lead to this error.
  Technical Issues: There may be underlying technical issues, such as database connectivity problems or system performance issues.
  
  Solutions:
  
  Check Queue Status: Verify the status of the specified queue. Ensure that it is active and not locked. You can use transaction codes like SMQ1 (for outbound