How To Fix GHO_BO046 - Entry not possible; frequency &1 is already assigned to prod. network

SAP Error Message - Details

• Message type: E = Error

• Message class: GHO_BO -

• Message number: 046

• Message text: Entry not possible; frequency &1 is already assigned to prod. network

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message GHO_BO046 - Entry not possible; frequency &1 is already assigned to prod. network ?

  The SAP error message GHO_BO046, which states "Entry not possible; frequency &1 is already assigned to prod. network," typically occurs in the context of production planning or network scheduling within SAP. This error indicates that the frequency you are trying to assign to a production network is already in use or assigned to another production network.
  Cause:
  
  Duplicate Assignment: The frequency you are trying to assign is already linked to another production network, which prevents it from being assigned again.
  Configuration Issues: There may be configuration settings in the system that restrict the assignment of frequencies to production networks.
  Data Integrity: There could be data integrity issues where the system does not recognize that the frequency is available for assignment.
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Go to the relevant transaction (e.g., C223 for production networks) and check which production network currently has the frequency assigned. 
  If the frequency is indeed assigned to another network, you will need to either remove it from that network or choose a different frequency for your current assignment.
  
  
  
  Modify or Remove Assignment:
  
  If you have the necessary permissions, you can modify the existing assignment to free up the frequency for your intended use.
  Alternatively, if the frequency is no longer needed for the existing production network, you can remove it.
  
  
  
  Use a Different Frequency: 
  
  If the frequency is critical for the other production network, consider using a different frequency that is not currently assigned.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or help files related to production networks and frequency assignments for additional guidance.
  
  
  
  Check User Authorizations: 
  
  Ensure that you have the necessary authorizations to make changes to production networks and frequency assignments.
  
  
  
  Contact SAP Support: 
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on system logs or configurations.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as C223 (for production networks) and C201 (for work centers) to navigate and manage production planning effectively.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide specific fixes or patches.
  Training and Documentation: Consider training sessions or documentation on production planning and network management in SAP to better understand how to manage frequencies and assignments.
  
  By following these steps, you should be able to resolve the GHO_BO046 error and successfully manage frequency assignments in your production network.