How To Fix NRSCNV145 - Unable to remodel temporary DataStore object (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: NRSCNV - Message class

• Message number: 145

• Message text: Unable to remodel temporary DataStore object (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message NRSCNV145 - Unable to remodel temporary DataStore object (&1) ?

  The SAP error message NRSCNV145, which states "Unable to remodel temporary DataStore object (&1)," typically occurs during the process of data modeling or data transformation in SAP BW (Business Warehouse) or SAP BW/4HANA. This error indicates that there is an issue with a temporary DataStore object (DSO) that is being used in a data modeling or data loading process.
  Causes:
  
  Data Model Inconsistencies: The temporary DSO may have inconsistencies or issues in its structure or data that prevent it from being remodeled.
  Locking Issues: The DSO might be locked by another process or user, preventing any changes or remodeling.
  Technical Issues: There could be technical issues related to the system, such as memory problems or database connectivity issues.
  Incorrect Configuration: The DSO may not be configured correctly, leading to issues when attempting to remodel it.
  Data Volume: If the DSO contains a large volume of data, it may lead to performance issues or timeouts during the remodeling process.
  
  Solutions:
  
  Check for Locks: Verify if the DSO is locked by another process. You can use transaction codes like SM12 to check for locks and SM21 for system logs.
  Review Data Model: Ensure that the data model is consistent and that there are no errors in the DSO structure. You may need to check the DSO settings and data.
  Clear Temporary Data: If applicable, clear any temporary data that may be causing issues. This can sometimes resolve conflicts.
  System Resources: Check the system resources (memory, CPU) to ensure that there are no performance bottlenecks. If necessary, increase the resources or optimize the system.
  Recreate the DSO: If the DSO is corrupted or cannot be remodeled, consider recreating it. This may involve exporting the data, deleting the DSO, and then creating a new one.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSCONN01 (Connection Management), and others that may help in managing DSOs.
  SAP Documentation: Refer to the official SAP documentation for BW/4HANA or BW for detailed information on DataStore objects and their management.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.