fopen: No such file or directory

[elharezmi]

root@crypto:/home/username/Embedded/lm4tools/lm4flash# ./lm4flash ~/Embedded/tiva-template/build/main.bin
Found ICDI device with serial: 0E21335F
fopen: No such file or directory

without root I got a below output
Unable to open USB device: LIBUSB_ERROR_ACCESS
Unable to find any ICDI devices

I'm using Ubuntu 16.04.1 (x64) .TM4C123GXL Launchpad

when I disassemble the gdb64 . I put breakpoint line 766 of lm4flash.c output is
(gdb) x/xw rom_name
0x7fffffffe74d: 0x6f6f722f
(gdb) x/s rom_name
0x7fffffffe74d: "/root/Embedded/tiva-template/build/main.bin"