How To Fix CN628 - Standard network contains no relationships

CN628 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 628

• Message text: Standard network contains no relationships

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CN628 - Standard network contains no relationships ?

  The SAP error message CN628 ("Standard network contains no relationships") typically occurs in the context of project management and network planning within SAP, particularly when working with networks in the Project System (PS) module. This error indicates that the standard network you are trying to work with does not have any relationships defined between the activities.
  Causes:
  
  No Relationships Defined: The most common cause is that the standard network you are trying to use does not have any relationships (dependencies) between its activities.
  Incorrect Network Type: The network type may not be set up correctly, or it may not be intended to have relationships.
  Data Entry Error: There may have been an error during the creation of the network, leading to missing relationships.
  Network Deletion: Relationships may have been deleted or not copied over from a template or standard network.
  
  Solutions:
  
  
  Check Network Relationships:
  
  Go to the network in question and check the relationships between activities. You can