How To Fix /SMB/RUNTIME_ABAP026 - &1 access to table &2 is not allowed (ZDO violation)

/SMB/RUNTIME_ABAP026 - Overview

• Message type: E = Error

• Message class: /SMB/RUNTIME_ABAP -

• Message number: 026

• Message text: &1 access to table &2 is not allowed (ZDO violation)

Self-Explanatory Message

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/SMB/RUNTIME_ABAP026 - Details

• The SAP error message /SMB/RUNTIME_ABAP026 &1 access to table &2 is not allowed (ZDO violation) typically indicates a violation of the Zero Downtime Operation (ZDO) rules in the context of accessing database tables. This error is often encountered in scenarios where the system is configured to prevent certain types of database access during specific operations, such as upgrades or maintenance tasks, to ensure data consistency and integrity.
  
  Cause:
  
  ZDO Restrictions: The error arises when an ABAP program or function tries to access a database table that is restricted under the ZDO framework. This is usually to prevent data inconsistencies during system changes.
  Access Control: The specific table being accessed may have restrictions based on the current state of the system or the type of operation being performed.
  
  Configuration Issues: There may be misconfigurations in the ZDO settings or the way the ABAP code is written, leading to unauthorized access attempts.
  
  
  Solution:
  
  Review ZDO Configuration: Check the