iMPACT error remind "A Xilinx Application has encountered an unexpected error.It is recommended that you save any unsaved work in the event that this condition persists ..." has been programmed point iMPACT sudden collapse

The error window is closed,

Double-click Boundary Scan, jump out the window "Do you want to continue and ..." directly off,

Then jump out a window "This device supports attached Flash PROM ....." window is closed again directly, and then click the icon of SPI / BPI interface to add .mcs file