How To Fix WX492 - No customizing tables can be copied without a reference plant

SAP Error Message - Details

• Message type: E = Error

• Message class: WX - Master data maintenance: Plant

• Message number: 492

• Message text: No customizing tables can be copied without a reference plant

What causes this issue?

When you create a plant and have entered a reference plant, a number of
Customizing settings are copied. This is only possible if the necessary
settings have been made for the reference plant for MM and SD processes
in the Customizing system.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you have the necessary authorization, you can maintain the plant
profile for the reference plant.

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ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WX492 - No customizing tables can be copied without a reference plant ?

  SAP Error Message:
  
  WX492 - No customizing tables can be copied without a reference plant
  
  Cause:
  This error occurs when you attempt to copy customizing data (such as material master data, work center data, or other plant-specific customizing) without specifying a reference plant. Many customizing tables in SAP are plant-dependent, and the system requires a reference plant to know from which plant the data should be copied.
  In other words, the system cannot perform the copy operation because it does not have a source plant to copy the customizing settings from.
  
  When does it occur?
  
  During customizing activities involving plant-specific data copying.
  When using transactions or tools that copy customizing settings from one plant to another.
  For example, when copying work center data, routing data, or material master views that are plant-specific.
  
  
  Solution:
  
  
  Specify a Reference Plant:
  
  Always provide a valid reference plant from which the customizing data should be copied. This is usually done in the initial screen or selection criteria of the customizing transaction.
  
  
  Check the Transaction or Program:
  
  Ensure that the transaction or program you are using supports copying without a reference plant. If not, you must specify one.
  
  
  Verify Customizing Tables:
  
  Some customizing tables require a reference plant because they are plant-dependent. Check the customizing tables involved and confirm if they require a plant key.
  
  
  Consult SAP Documentation:
  
  Review the SAP customizing guides or notes related to the specific customizing activity you are performing to understand the requirements for copying data.
  
  
  
  Related Information:
  
  
  Reference Plant:
  
  A plant that already has the required customizing data configured, which serves as the source for copying to other plants.
  
  
  Common Transactions Involved:  
  
  Work Center copying (e.g., transaction CR01/CR02 with copy functions)  
  Routing copying (CA02/CA03)  
  Material master views copying (MM01/MM02)  
  Plant-specific customizing in IMG (SPRO)
  
  
  
  SAP Notes:
  
  Check for SAP Notes related to the specific customizing area you are working on, as they may provide additional guidance or corrections.
  
  
  Customizing Tables:
  
  Tables like CRHD (Work Center), MAPL (Routing), or plant-specific material master tables require a plant key.
  
  
  
  Summary:
  
  Cause: Attempting to copy plant-dependent customizing data without specifying a reference plant.  
  Solution: Always specify a valid reference plant when copying customizing tables that require it.  
  Additional: Review the customizing process and SAP documentation to ensure correct usage.
  
  
  If you provide the specific customizing activity or transaction you are working with, I can give more tailored advice.