How To Fix GHO_NETOBJ_UI029 - This object already has upstream links in production networks &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: GHO_NETOBJ_UI - Network Object Messages for UI

• Message number: 029

• Message text: This object already has upstream links in production networks &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GHO_NETOBJ_UI029 - This object already has upstream links in production networks &1 &2 ?

  The SAP error message GHO_NETOBJ_UI029 indicates that there is an issue with an object in a production network that already has upstream links. This typically occurs in the context of project management or network planning within SAP, particularly in modules like SAP PS (Project System) or SAP PM (Plant Maintenance).
  Cause:
  The error arises when you attempt to create or modify a network activity or object that is already linked to other upstream objects in a production network. This can happen if:
  
  You are trying to change the status of a network activity that is already linked to other activities.
  You are attempting to delete or modify an object that has dependencies on other objects in the network.
  There are inconsistencies in the network structure or configuration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Dependencies: Review the network structure to identify any upstream links associated with the object. You can do this by navigating to the network in question and examining its activities and their relationships.
  
  
  Modify Links: If you need to change the object, consider modifying or removing the upstream links first. Ensure that any changes you make do not violate the integrity of the network.
  
  
  Use Transaction Codes: Utilize relevant transaction codes such as:
  
  CN22: To change the network.
  CN41: To display the network and its activities.
  CJ20N: To manage project structures.
  
  
  
  Check for Locks: Ensure that the object is not locked by another user or process. You can check for locks using transaction SM12.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on managing networks and activities.
  
  
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error.
  
  
  Related Information:
  
  SAP Notes: Search for SAP Notes related to GHO_NETOBJ_UI029 for any patches or updates that may address this issue.
  Network Planning: Familiarize yourself with best practices in network planning and management within SAP to avoid similar issues in the future.
  Training: Consider training sessions or resources on SAP PS or PM modules to better understand network structures and dependencies.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.