How To Fix DA526 - Several DDL sources exist for view & (&); definition is not unique

DA526 - Overview

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 526

• Message text: Several DDL sources exist for view & (&); definition 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 DA526 - Several DDL sources exist for view & (&); definition is not unique ?

  The SAP error message DA526 indicates that there are multiple Data Definition Language (DDL) sources for a view, and the definition is not unique. This typically occurs when there are multiple database objects (like tables or views) that have the same name or when there are conflicting definitions in the system.
  
  Cause:
  
  Duplicate Objects: There are multiple database objects (tables, views) with the same name in different schemas or packages.
  Conflicting Definitions: The view is defined in such a way that it references multiple sources that have conflicting definitions.
  Transport Issues: If objects were transported from one system to another, it might lead to inconsistencies in definitions.
  Development Errors: During development, if multiple developers create similar views without proper coordination, it can lead to this error.
  
  
  Solution:
  
  Identify Duplicates: Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to check for duplicate objects with the same name. You can also use SQL queries to find