You have some extension fields created for the Materials. When you try to do Mass Change, the header cell of those extension fields are read only.
Reproducing the Issue
- Go to Product Data work center.
- Select Materials view.
- Select the Material, that needs to Mass Changed.
- In the new screen, the header cell for the extension field is read only.
The system works as designed.
It is not possible to Mass Change the values in user specific extension fields.
KBA , SRD-MD-PRD-PRD , Product , Product Enhancement