How To Fix CPOC331 - Component type &1 may not contain further component types

SAP Error Message - Details

• Message type: E = Error

• Message class: CPOC - PP-PI-PMA: Process Operator Cockpit Messages

• Message number: 331

• Message text: Component type &1 may not contain further component types

What causes this issue?

Simple component types (such as calculation, input, output, and
pushbutton) that you define in XSL style sheets for cockpits or PI
sheets may not contain further components. Grouping component types, on
the other hand, may contain further components.Tables, for example, may
contain pushbuttons or input fields.
In the XSL style sheet you used, however, further component types have
been assigned to component type &V1&. This is not permitted.

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?

Correct the definition of component type &V1& in the XSL style sheet
you used.
&HINTS&
For more information about the rules for defining XSL style sheets for
cockpits or PI sheets, see the SAP Library under <LS>Production
Planning - Process Industries -> Process Management -> Process
Manufacturing Cockpit -> Layout Definition for PI Sheets and Cockpits
-> Definition of XSL Style Sheets for PI Sheets and Cockpits -> XSL
Styl e Sheet: Reference</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CPOC331 - Component type &1 may not contain further component types ?

  The SAP error message CPOC331 indicates that a component type in a certain context (usually related to Product Structure or Bill of Materials) is not allowed to contain further component types. This typically occurs in scenarios where a component type is defined as a "leaf" node in a hierarchy, meaning it cannot have sub-components.
  
  Cause:
  
  Incorrect Configuration: The component type you are trying to add as a sub-component is configured in such a way that it is not allowed to have further components. This could be due to the settings in the material master or the configuration of the product structure.
  Hierarchy Restrictions: The system may have restrictions on certain component types that prevent them from being used as parent components in a hierarchy.
  Data Entry Error: There might be a mistake in the way the components are being entered or structured in the system.
  
  
  Solution:
  
  Check Component Type Configuration: Review the configuration of the component