How To Fix ESH_TASK_MANAGER_MSG021 - All models of software component '&1' are selected

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TASK_MANAGER_MSG - ESH Task Manager

• Message number: 021

• Message text: All models of software component '&1' are selected

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 ESH_TASK_MANAGER_MSG021 - All models of software component '&1' are selected ?

  The SAP error message ESH_TASK_MANAGER_MSG021 indicates that all models of a specific software component (denoted by &1) have been selected. This message typically arises in the context of the SAP Enterprise Search (SAP ESH) or when working with the SAP HANA database and its associated models.
  Cause:
  The error occurs when the system detects that all available models for a particular software component are selected for a task or operation, which may not be allowed or may lead to performance issues. This can happen in scenarios where:
  
  Configuration Issues: The configuration settings for the search or task manager may have been set to include all models, which could be excessive.
  Task Definition: The task being executed may not be designed to handle all models simultaneously, leading to this error.
  Performance Concerns: Selecting all models can lead to performance degradation, and the system may restrict this action to ensure optimal performance.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review Task Configuration:
  
  Check the configuration of the task that is generating the error. Ensure that it is not set to select all models unless necessary.
  If possible, limit the selection to specific models that are required for the task.
  
  
  
  Adjust Model Selection:
  
  If you are using a task manager or a similar tool, modify the selection criteria to include only the necessary models instead of all available models.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific software component and the task manager to understand the limitations and best practices regarding model selection.
  
  
  
  Performance Tuning:
  
  If the task requires multiple models, consider optimizing the task to improve performance. This may involve breaking down the task into smaller, more manageable parts.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as there may be fixes or improvements related to this error in newer versions.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide insights specific to your system configuration and usage.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  Performance Monitoring: Utilize SAP's performance monitoring tools to analyze the impact of model selection on system performance.
  
  By following these steps, you should be able to address the ESH_TASK_MANAGER_MSG021 error effectively.