Vendor radio button is deactivated in TM_53

Dear all

In TM_51 screen to Create Interest Rate Instrument in the tab IBC,the vendor radiobutton is activated. In the change mode (TM_52) also the same is activated. But in display mode (TM_53) it is deactivated. Please find the attached screen shots. The client needs to activate this radio button for vendor in TM_53 screen. Please help.

Regards

Ajeesh