How To Fix UJK_EXCEPTION007 - Duplicate variable "&1" defined

SAP Error Message - Details

• Message type: E = Error

• Message class: UJK_EXCEPTION -

• Message number: 007

• Message text: Duplicate variable "&1" defined

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message UJK_EXCEPTION007 - Duplicate variable "&1" defined ?

  The SAP error message UJK_EXCEPTION007, which indicates that a duplicate variable "&1" has been defined, typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when working with queries, data models, or transformations. This error suggests that there are multiple definitions of the same variable within a particular context, which can lead to confusion and conflicts during execution.
  Cause:
  
  Duplicate Variable Definition: The most common cause is that the same variable name has been defined more than once in the same context (e.g., in a query, transformation, or data model).
  Copy-Paste Errors: Sometimes, during the development process, variables may be inadvertently copied and pasted, leading to duplicates.
  Multiple InfoObjects: If multiple InfoObjects or fields with the same name are included in a query or transformation, this can also trigger the error.
  
  Solution:
  
  Identify Duplicates: Review the definitions of variables in the relevant query, transformation, or data model. Look for any instances where the same variable name is used more than once.
  Rename Variables: If duplicates are found, rename the variables to ensure that each variable has a unique name.
  Check Data Sources: If the error arises from a query, check the data sources and ensure that they do not contain conflicting variable definitions.
  Rebuild the Query/Transformation: In some cases, it may be necessary to rebuild the query or transformation from scratch to eliminate any hidden duplicates.
  Testing: After making changes, test the query or transformation to ensure that the error has been resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message. SAP frequently updates its documentation and may provide additional insights or solutions.
  Documentation: Review the SAP BW or HANA documentation for best practices on variable naming conventions and management.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the UJK_EXCEPTION007 error and ensure that your SAP environment functions smoothly.