How To Fix DIWP1164 - Main work center and plant are missing on network &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DIWP1 - Revision Planning

• Message number: 164

• Message text: Main work center and plant are missing on network &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DIWP1164 - Main work center and plant are missing on network &1 ?

  The SAP error message DIWP1164 indicates that the main work center and plant are missing for a specific network in the project system. This error typically arises when you are trying to perform operations related to a network (such as scheduling, costing, or planning) that requires a main work center and plant assignment, but these details have not been specified.
  Cause:
  
  Missing Assignments: The main work center and plant have not been assigned to the network in question.
  Incorrect Configuration: The network might not be properly configured in the project system.
  Data Entry Errors: There may have been an oversight during the creation or modification of the network.
  
  Solution:
  To resolve the DIWP1164 error, follow these steps:
  
  
  Check Network Details:
  
  Go to the network in question using transaction code CN22 (Change Network) or CN03 (Display Network).
  Verify if the main work center and plant are assigned in the network header.
  
  
  
  Assign Main Work Center and Plant:
  
  If they are missing, you need to assign the main work center and plant:
  
  In the network header, find the fields for the main work center and plant.
  Enter the appropriate work center and plant information.
  Save the changes.
  
  
  
  
  
  Review Project Structure:
  
  Ensure that the project structure is correctly set up and that all necessary components are in place.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to make changes to the network.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct work center or plant to assign, consult your project documentation or speak with your project manager.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CN22: Change Network
  CN03: Display Network
  CJ20N: Project Builder (to view the overall project structure)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message.
  
  
  Training and Documentation: Review SAP training materials or documentation related to project systems and network management for further understanding.
  
  
  By following these steps, you should be able to resolve the DIWP1164 error and ensure that your network is properly configured for further processing.