How To Fix RSTRAN818 - Cannot copy transformation &1 to transform. with source &2 and target &3

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTRAN - Messages for Transformation

• Message number: 818

• Message text: Cannot copy transformation &1 to transform. with source &2 and target &3

What causes this issue?

You may not copy the rules from transformation &V1& to the
transformation with source &V2& and target &V3&. The template
transformation or the target transformation has an open hub destination
as target, and the other transformation does not. As a result, it cannot
be copied.

System Response

The transformation is not copied.

How to fix this error?

Create the transformation without a template or select a different
template.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSTRAN818 - Cannot copy transformation &1 to transform. with source &2 and target &3 ?

  The SAP error message RSTRAN818 indicates that there is an issue when trying to copy a transformation in the SAP BW (Business Warehouse) system. The message typically states that the transformation cannot be copied from a source to a target due to various reasons. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Non-Existent Source or Target: The source transformation or target transformation may not exist or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to perform the copy operation.
  Inconsistent Data: There may be inconsistencies in the data model or the transformation itself that prevent the copy.
  Technical Issues: There could be technical issues in the system, such as database locks or system performance problems.
  Incorrect Naming: The source or target names may be incorrectly specified, leading to the inability to locate the transformations.
  
  Solutions:
  
  Verify Existence: Check if both the source transformation (identified by &2) and the target transformation (identified by &3) exist in the system.
  Check Authorizations: Ensure that the user attempting to perform the copy has the necessary authorizations for both the source and target transformations.
  Review Transformation Settings: Look for any inconsistencies in the transformation settings that might prevent the copy operation. This includes checking for any dependencies or settings that need to be aligned.
  System Health Check: Perform a system health check to ensure there are no underlying technical issues, such as database locks or performance bottlenecks.
  Correct Naming: Double-check the names of the source and target transformations to ensure they are correctly specified in the copy operation.
  Use Transaction RSCONN: If applicable, use transaction RSCONN to check the connection settings and ensure they are correctly configured.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSTRAN (Transformation Maintenance) for managing transformations.
  Documentation: Review SAP documentation related to transformations and data modeling in BW for best practices and guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW support team for further assistance.