How To Fix ADW120 - Serialization mode was activated

SAP Error Message - Details

• Message type: E = Error

• Message class: ADW - Advanced Developer Workplace

• Message number: 120

• Message text: Serialization mode was activated

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ADW120 - Serialization mode was activated ?

  The SAP error message ADW120 indicates that the serialization mode has been activated in the system. This typically relates to the Advanced Data Warehousing (ADW) functionality in SAP BW (Business Warehouse) or SAP HANA environments. Serialization mode is used to ensure that data processing occurs in a specific order, which can be important for maintaining data integrity and consistency.
  Cause:
  The activation of serialization mode can occur due to several reasons:
  
  Data Consistency Requirements: When certain data processing tasks require that data be processed in a specific sequence to maintain consistency.
  Configuration Settings: The system may have been configured to use serialization mode for specific data flows or processes.
  Performance Issues: In some cases, serialization may be activated to address performance issues or to manage resource contention.
  
  Solution:
  To resolve the ADW120 error, consider the following steps:
  
  
  Check Configuration: Review the configuration settings in your SAP BW or HANA system to determine if serialization mode is necessary for your data processing tasks. If it is not required, you may disable it.
  
  
  Review Data Flows: Analyze the data flows and processes that are currently using serialization mode. If possible, optimize these processes to reduce the need for serialization.
  
  
  Monitor System Performance: If serialization mode is activated due to performance issues, monitor the system's performance metrics to identify bottlenecks and optimize resource allocation.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of your SAP system for guidance on managing serialization mode.
  
  
  Contact SAP Support: If the issue persists or if you are unsure about making changes, consider reaching out to SAP support for assistance. They can provide insights based on your specific system configuration and requirements.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this error or provide additional context.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about why serialization mode was activated.
  
  By following these steps, you should be able to address the ADW120 error and manage serialization mode effectively in your SAP environment.