Just resurrected my Xagyl wheel and found that INDI driver (indi_xagyl_wheel) failed with "Unable to parse FW 2.2.0." I have done a local fix as follows:- libindi(1.2.0)->drivers->filter_wheel->xagyl_wheel.cpp line 190 was: int fw_rc = sscanf(resp, "%d", &fwver); is: int fw_rc = sscanf(resp, "FW %d", &fwver); works for me; but thought I should say.Read More...