How To Fix C-052 - List object & does not have a predecessor or successor

C-052 - Overview

• Message type: E = Error

• Message class: C- -

• Message number: 052

• Message text: List object & does not have a predecessor or successor

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 C-052 - List object & does not have a predecessor or successor ?

  The SAP error message C-052, which states "List object & does not have a predecessor or successor," typically occurs in the context of SAP's Project System (PS) or when dealing with network planning and scheduling. This error indicates that the system is unable to find a predecessor or successor relationship for a specific list object, which is essential for establishing the sequence of tasks or activities in a project.
  
  Cause:
  
  
  Missing Relationships: The most common cause of this error is that the list object (such as a task or activity) does not have any defined predecessor or successor relationships. This can happen if the relationships were not set up correctly during project planning.
  
  
  Incorrect Configuration: There may be issues with the configuration of the project or network that prevent the system from recognizing the relationships.
  
  
  Data Integrity Issues: There could be data integrity issues, such as missing or incorrect entries in the database that