Field not found in published view browser

I'm at "I"_ Product "and" I_Productplant“ In the two views, the published view field cannot be found. Please help to find the corresponding published field. Please see the figure below for details! thank you!

（1）、 Material view (Classification - Object - Class Type)

The published view browser field could not be found, please provide

（2）、 Material view (Classification - Assignments- Class )

The published view browser field could not be found, please provide

（3）、 Material view (MRP2 - Procurement - Bulk Material)

The published view browser field could not be found, please provide