How To Fix WPSOR000 - Enter a main work center and a plant

SAP Error Message - Details

• Message type: E = Error

• Message class: WPSOR - Order Reallocation

• Message number: 000

• Message text: Enter a main work center and a plant

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 WPSOR000 - Enter a main work center and a plant ?

  SAP Error Message:
  
  WPSOR000 - Enter a main work center and a plant
  
  Cause:
  This error occurs when you try to create or process a production order, maintenance order, or a similar object in SAP, and the system requires a main work center and plant to be specified but these fields are either missing or incorrectly maintained.
  
  The main work center is essential because it defines where the operation will be performed.
  The plant is required to identify the location or organizational unit responsible for the order.
  
  Typically, this error arises if:
  
  The main work center field is left blank.
  The plant is not assigned or incorrectly assigned to the work center.
  The work center master data is incomplete or not maintained properly.
  The routing or task list used in the order does not have a valid main work center assigned.
  
  
  Solution:
  
  
  Enter the Main Work Center and Plant:
  
  When creating or editing the order, ensure that the Main Work Center field is filled in.
  Also, ensure the Plant field is correctly entered.
  
  
  
  Check Work Center Master Data:
  
  Go to transaction CR03 (Display Work Center) or CR02 (Change Work Center).
  Verify that the work center is assigned to the correct plant.
  Ensure the work center is active and properly maintained.
  
  
  
  Check Routing or Task List:
  
  If the order is created from a routing or task list, verify that the routing has a valid main work center assigned for each operation.
  Use transaction CA03 (Display Routing) to check the work centers.
  
  
  
  Maintain Plant in Work Center:
  
  If the work center is missing a plant assignment, maintain it in the work center master data.
  
  
  
  Check Order Type Configuration:
  
  Sometimes, the order type configuration requires a main work center and plant.
  Verify the configuration in OPJH or related customizing transactions.
  
  
  
  
  Additional Information:
  
  The main work center is critical for capacity planning, scheduling, and costing.
  The plant determines the organizational context for the order.
  This error ensures data consistency and proper integration between production planning, capacity planning, and shop floor control.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error Message
  WPSOR000 - Enter a main work center and a plant
  
  
  Cause
  Missing or incorrect main work center and/or plant in order or routing
  
  
  Solution
  Enter valid main work center and plant; verify and maintain work center master data and routing
  
  
  Transactions
  CR02, CR03, CA03, CO01 (create order), OPJH (order type config)
  
  
  
  
  If you continue to face issues after verifying the above, check for user exits or custom validations that might enforce additional checks on work center and plant fields.