Debug: 154 7 ftdi.c:654 ftdi_initialize(): ftdi interface using shortest path jtag state transitions
Error: 155 35 mpsse.c:206 open_matching_device(): no device found
Error: 156 35 mpsse.c:356 mpsse_open(): unable to open ftdi device with vid 15ba, pid 002b, description 'Olimex OpenOCD JTAG ARM-USB-OCD-H', serial '*' at bus location '*'
Debug: 157 36 command.c:545 run_command(): Command 'init' failed with error code -100
Discussed here: https://www.olimex.com/forum/index.php?topic=9622.0