How To Fix BB151 - Field & still in use, delete these entries first

SAP Error Message - Details

• Message type: E = Error

• Message class: BB - Coding Block

• Message number: 151

• Message text: Field & still in use, delete these entries 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 BB151 - Field & still in use, delete these entries first ?

  The SAP error message BB151 ("Field & still in use, delete these entries first") typically occurs when you attempt to delete or modify a field in a table or structure that is still being referenced or used in other parts of the system. This can happen in various contexts, such as when working with data elements, domains, or customizing fields in SAP.
  Cause:
  
  Field Usage: The field you are trying to delete or modify is still being used in one or more database tables, structures, or programs.
  Dependencies: There are dependencies or references to the field in other objects, such as views, reports, or function modules.
  Data Entries: There may be existing data entries that reference the field, preventing its deletion.
  
  Solution:
  To resolve the BB151 error, you can follow these steps:
  
  
  Identify Dependencies:
  
  Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to check where the field is being used.
  Look for references in tables, views, programs, function modules, and other objects.
  
  
  
  Delete or Modify References:
  
  If the field is being used in a table, you may need to delete or modify the entries in that table first.
  If the field is referenced in other objects, you may need to adjust or delete those references.
  
  
  
  Check for Data Entries:
  
  If there are existing data entries that reference the field, you may need to delete those entries before you can delete the field itself.
  
  
  
  Transport Requests:
  
  If you are working in a development environment, ensure that any changes you make are included in a transport request for proper migration to other environments (e.g., QA, Production).
  
  
  
  Consult Documentation:
  
  Review SAP documentation or consult with your SAP Basis or ABAP team for guidance on best practices for modifying data dictionary objects.
  
  
  
  Testing:
  
  After making the necessary changes, test to ensure that the deletion or modification of the field is successful and does not impact other functionalities.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Modules), SE38 (ABAP Programs).
  SAP Notes: Check SAP Notes for any specific guidance or known issues related to the BB151 error.
  Backup: Always ensure you have a backup of your data and objects before making significant changes to the data dictionary.
  
  By following these steps, you should be able to resolve the BB151 error and successfully delete or modify the field in question.