nrfjprog --pinreset return error code 8

[MR.liu]

when i use nrfjprog.exe download my application code,Change nrfjprog.exe --eraseall --program ble_module.hex --verify --reset to nrfjprog.exe --eraseall --program ble_module.hex --verify --pinreset ，then return error code 8

[MR.liu]

When I use nrfjprog --pinrese alone，the mistake appear also,if the commandnot be combined in the newest version,how can i enable reset pin with power down?