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

SAP Error Message - Details

• Message type: E = Error

• Message class: /BCV/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.

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 /BCV/SIN001 - Navigation to &1 is not allowed; select header entry first ?

  The SAP error message /BCV/SIN001 Navigation to &1 is not allowed; select header entry first typically occurs in the context of SAP Business Context Viewer (BCV) or similar applications where navigation is dependent on the selection of a header entry before accessing detailed information.
  Cause:
  This error message indicates that the user is trying to navigate to a detail view or a related object without first selecting a header entry. In many SAP applications, especially those that deal with hierarchical data (like documents, orders, etc.), you must first select a parent or header item before you can access its details or related items.
  Solution:
  To resolve this error, follow these steps:
  
  
  Select the Header Entry: Ensure that you have selected the appropriate header entry in the list or table before attempting to navigate. This is usually done by clicking on the row of the header entry.
  
  
  Check for Filters: If you are using filters or search criteria, make sure that the header entry you want to select is visible and not filtered out.
  
  
  Refresh the View: Sometimes, the view may not be updated correctly. Try refreshing the screen or reloading the data to ensure that all entries are displayed.
  
  
  User Permissions: Ensure that you have the necessary permissions to view the header entry and its details. If you suspect permission issues, contact your SAP administrator.
  
  
  Consult Documentation: If the issue persists, refer to the specific SAP documentation or help resources related to the application you are using, as there may be additional context-specific steps required.
  
  
  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.
  User Training: If this error occurs frequently, consider providing training for users on how to navigate the application correctly.
  Support: If you are unable to resolve the issue, consider reaching out to your internal SAP support team or SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error and navigate successfully within the SAP application.