How To Fix APB_LAUNCHPAD121 - The requested XML node is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: APB_LAUNCHPAD - Launchpad

• Message number: 121

• Message text: The requested XML node is not unique

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 APB_LAUNCHPAD121 - The requested XML node is not unique ?

  The SAP error message APB_LAUNCHPAD121 with the description "The requested XML node is not unique" typically occurs in the context of SAP BusinessObjects or SAP Analytics Cloud when there is an issue with the XML structure being processed. This error indicates that the system is expecting a unique XML node but has encountered multiple nodes with the same identifier, leading to ambiguity.
  Causes:
  
  Duplicate XML Nodes: The most common cause is that the XML being processed contains duplicate nodes that should be unique. This can happen if the XML is generated incorrectly or if there are multiple entries in the data source that are not being filtered properly.
  Configuration Issues: Misconfigurations in the launchpad or the application settings can lead to the generation of non-unique XML nodes.
  Data Source Problems: If the data source (like a database or a web service) returns duplicate records, it can lead to this error when the application tries to process the data.
  Versioning Issues: Sometimes, using different versions of the software or components can lead to compatibility issues, resulting in unexpected behavior.
  
  Solutions:
  
  Check XML Structure: Review the XML being generated to ensure that all nodes that are expected to be unique are indeed unique. You can use XML validation tools to help identify duplicates.
  Modify Data Source Queries: If the issue is related to the data source, modify the queries to ensure that they return unique records. This may involve adding DISTINCT clauses or appropriate filtering conditions.
  Configuration Review: Check the configuration settings in the SAP system to ensure that they are set up correctly. This includes reviewing any settings related to the launchpad or the specific application you are using.
  Update Software: Ensure that you are using the latest version of SAP BusinessObjects or SAP Analytics Cloud. Sometimes, bugs in earlier versions can lead to such issues, and updates may contain fixes.
  Consult Documentation: Refer to the official SAP documentation or support notes related to the specific error message for additional troubleshooting steps or patches.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or workarounds that have worked for them.
  Logs and Traces: Review application logs and traces to gather more context about when and why the error occurs. This can help in pinpointing the exact cause.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP Support for further assistance.