1 MAC OS APM 2.6 Firmware load error: "Unable to open COM port: usbmodemfa141" Posted by Gorka Bengochea on August 20, 2015 at 7:42am Hi there!I get this error when trying to upload the hexacopter firmware to an APM 2.6 with MAC OS APM Planner :Any ideas on how I can get through it? You need to be a member of diydrones to add comments! Join diydrones Tags: com, mac, unable, open, port:, to, usbmodemfa14 Email me when people reply – Follow
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You will need the version posted in this thread http://ardupilot.com/forum/viewtopic.php?f=82&t=13256 as APM2.x HW upload was broken in 2.0.18
THANK YOU!!! You just saved my life. Have a great day!!
Gorka.