How To Fix CPWB351 - Select production resources/tools assignments

SAP Error Message - Details

• Message type: E = Error

• Message class: CPWB - General Workbench Messages

• Message number: 351

• Message text: Select production resources/tools assignments

What causes this issue?

Before you can execute the chosen function, you must select at least
one PRT allocation. You have not selected a PRT allocation.

System Response

The chosen function cannot be executed.

How to fix this error?

Select at least one PRT allocation.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CPWB351 - Select production resources/tools assignments ?

  The SAP error message CPWB351, which states "Select production resources/tools assignments," typically occurs in the context of production planning and control, particularly when using the Capacity Planning Workbench (CPWB) in SAP. This error indicates that the system requires you to select specific production resources or tools for the operation you are trying to execute.
  Cause:
  
  No Resource Selected: The error usually arises when you attempt to perform an action (like scheduling or planning) without having selected any production resources or tools.
  Configuration Issues: There may be configuration issues in the production resources or tools setup in the system.
  Missing Assignments: The production order or operation may not have any assigned resources or tools, leading to this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or select the resources.
  
  Solution:
  
  Select Resources/Tools: Ensure that you select the appropriate production resources or tools in the CPWB. You can do this by navigating to the relevant section and making the necessary selections.
  Check Assignments: Verify that the production order or operation has the correct resources and tools assigned. You can do this by checking the routing or production order details.
  Configuration Review: Review the configuration settings for production resources and tools in the system. Ensure that they are correctly set up and available for selection.
  User Authorizations: Check if the user has the necessary authorizations to access and select the production resources/tools. If not, contact your SAP security administrator to grant the required permissions.
  Consult Documentation: Refer to SAP documentation or help files for specific guidance on using the CPWB and managing production resources.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as C223 (Change Routing) or CO02 (Change Production Order) to manage production resources.
  SAP Notes: Check for any SAP Notes related to CPWB and the specific error message for additional troubleshooting steps or patches.
  Training: Consider training sessions or workshops on SAP PP (Production Planning) to better understand the functionalities and how to manage resources effectively.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in SAP PP for further assistance.