How To Fix LTR2_DS_CHG_TECHSEL021 - Collection for table &2 in data model &1 were set by &4

LTR2_DS_CHG_TECHSEL021 - Overview

• Message type: E = Error

• Message class: LTR2_DS_CHG_TECHSEL - Change log messages of data set Technical Selection

• Message number: 021

• Message text: Collection for table &2 in data model &1 were set by &4

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_DS_CHG_TECHSEL021 - Collection for table &2 in data model &1 were set by &4 ?

  The SAP error message LTR2_DS_CHG_TECHSEL021 indicates that there is an issue related to the data model and the collection for a specific table. This error typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when there are inconsistencies or issues with the data model configuration, particularly regarding the technical selection of data sources.
  
  Cause:
  The error message suggests that the collection for the specified table (&2) in the data model (&1) has been set by a specific user or process (&4). This can happen due to several reasons:
  
  Inconsistent Data Model Configuration: The data model may not be properly configured, leading to issues in data extraction or loading.
  Changes in Data Source: If the underlying data source has changed (e.g., changes in the structure of the source table), it may lead to this error.
  Authorization Issues: The user or process that is trying to access or modify the data model may