I tried to import three dives on the logbook of my Mares Icon HD. It worked, so I bought a license of Macdive 2.
Since then , I once was able to download my next dives, now it won't work anymore

I know you don't like to see dump there, but mine are sooooo small...
******************** First and second attempt :
SUMMARY
-------
test_dump_memory: Timeout
ie.command in:~ olivier$ ./iconhd /dev/tty.usbmodem01234561
DATETIME 2011-09-18T23:22:53Z (1316388173)
REVISION 2a26da3737dc7106b93c6774cc5a7069548caf06
DEVICE=/dev/tty.usbmodem01234561
mares_iconhd_device_open
Configure: baudrate=256000, databits=8, parity=0, stopbits=1, flowcontrol=0
Timeout: value=1000
DTR: value=0
RTS: value=0
Flush: queue=3, input=0, output=0
Write: timer=0, size=2, data=C267, remaining=0
Read: timer=1001, size=0, data=, remaining=0
../../source/src/mares_iconhd.c:89: Failed to receive the answer.
../../source/examples/mares_iconhd_test.c:37: Error opening serial port.
******************** All future attempt :
SUMMARY
-------
test_dump_memory: Timeout
ie.command in:~ olivier$ ./iconhd /dev/tty.usbmodem01234561
DATETIME 2011-09-18T23:24:00Z (1316388240)
REVISION 2a26da3737dc7106b93c6774cc5a7069548caf06
DEVICE=/dev/tty.usbmodem01234561
mares_iconhd_device_open
TRACE (../../source/src/serial_posix.c:110, open): Resource busy (16)
../../source/src/mares_iconhd.c:125: Failed to open the serial port.
../../source/examples/mares_iconhd_test.c:37: Error opening serial port.
Please help me to find what's wrong !
Olivier