How To Fix /PLMPCV/SIN001 - Navigation to &1 is not allowed; select header entry first

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMPCV/SIN -

• Message number: 001

• Message text: Navigation to &1 is not allowed; select header entry first

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMPCV/SIN001 - Navigation to &1 is not allowed; select header entry first ?

  The SAP error message /PLMPCV/SIN001 Navigation to &1 is not allowed; select header entry first typically occurs in the context of SAP Product Lifecycle Management (PLM) or similar modules where navigation through documents or items is structured hierarchically. This error indicates that the user is trying to navigate to a detail or subordinate entry without first selecting the appropriate header or parent entry.
  Cause:
  
  Incorrect Selection: The user is attempting to access a detail view or subordinate item without having selected the corresponding header entry first.
  User Interface Navigation: The navigation structure in the SAP GUI or Fiori app requires a specific sequence of selections, and the user may have skipped a necessary step.
  Authorization Issues: In some cases, the user may not have the necessary authorizations to view certain details, leading to navigation errors.
  
  Solution:
  
  Select the Header Entry: Ensure that you first select the appropriate header entry in the list or tree structure before attempting to navigate to the details. This is often done by clicking on the header row in the table or list.
  Check Navigation Path: Review the navigation path you are following. Make sure you are adhering to the required sequence of selections as defined by the application.
  Refresh the Screen: Sometimes, refreshing the screen or reloading the application can resolve temporary glitches that may cause navigation issues.
  Review Authorizations: If you suspect that authorization issues may be causing the problem, check with your SAP security team to ensure you have the necessary permissions to access the details you are trying to view.
  
  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.
  Documentation: Refer to the official SAP documentation for the specific module you are working with to understand the navigation structure and requirements.
  User Training: If this error is common among users, consider providing additional training on the navigation and usage of the SAP application to ensure users understand how to properly select entries.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP directly for further assistance.