How To Fix CN227 - Relationship type & could not be converted to the internal format

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 227

• Message text: Relationship type & could not be converted to the internal format

What causes this issue?

Relationship type &v& does not exist in the Customizing of your local
version.

System Response

INCLUDE 'NA_ALLG_NOFUNKTION' OBJECT DOKU ID TX

How to fix this error?

Only use those relationship types that have been set up in Customizing (
<LS>Project management -> Networks -> User Interface Settings ->
Maintain texts for relationship types</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN227 - Relationship type & could not be converted to the internal format ?

  The SAP error message CN227, which states "Relationship type & could not be converted to the internal format," typically occurs in the context of project management or when dealing with network activities in SAP. This error indicates that there is an issue with the relationship type defined in the project or network structure, which cannot be recognized or converted into the internal format that SAP requires.
  Causes:
  
  Invalid Relationship Type: The relationship type specified may not exist in the system or may have been incorrectly defined.
  Customizations: If there are custom relationship types that have not been properly configured or are missing from the system, this can lead to the error.
  Data Inconsistencies: There may be inconsistencies in the data, such as missing or incorrect entries in the relevant tables.
  Transport Issues: If the system has recently undergone a transport of changes, the relationship types may not have been transported correctly.
  
  Solutions:
  
  Check Relationship Type: Verify that the relationship type being used is valid and exists in the system. You can do this by checking the configuration in the relevant transaction (e.g., OCN1 for network activities).
  Review Customizations: If you are using custom relationship types, ensure that they are properly defined and configured in the system.
  Data Validation: Check for any inconsistencies in the data related to the project or network activities. This may involve reviewing the relevant tables and entries.
  Transport Check: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly.
  SAP Notes: Search for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Consult Documentation: Review the SAP documentation for project management and network activities to ensure that you are using the correct relationship types and configurations.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CN01 (Create Network), CN02 (Change Network), and CN03 (Display Network) to manage network activities.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on project management and network activities.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to involve your SAP Basis or technical team for further investigation, as they can analyze system logs and configurations in more detail.