How To Fix CN826 - Relationship does not exist in document table

CN826 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 826

• Message text: Relationship does not exist in document table

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.

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CN826 - Details

• The SAP error message CN826 ("Relationship does not exist in document table") typically occurs in the context of project management or controlling modules, particularly when dealing with network activities, relationships, or document assignments in SAP.
  
  Cause:
  The error message CN826 usually indicates that there is an attempt to access or manipulate a relationship that is not defined in the document table. This can happen due to several reasons:
  
  Missing Relationship Definition: The specific relationship you are trying to use has not been defined in the system.
  Incorrect Configuration: The configuration settings for the project or network may not be set up correctly, leading to missing relationships.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the relevant tables.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or manipulate certain relationships.
  
  
  Solution:
  To resolve the CN826 error, you can take the following steps:
  
  
  Check Relationship Definitions:
  
  Go to the relevant transaction