MikroKopter - Forum » Software, APPs & Programmierung » Unable to open com port error 121

Unable to open com port error 121

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Mitglied
Registriert seit: Aug 2014
Beiträge: 56
Hello!

yesterday i wangted to open MK Tool and i just couldnt open it - it was starting and then suddenly closes.
After that i am getting windows error message : Unable to open com port - Did anyone had this problem??
Mitglied
Registriert seit: Feb 2011
Beiträge: 4786
Ort: D-15378 Hennickendorf
Do you have changed the correct com-port?
Mitglied
Registriert seit: Aug 2014
Beiträge: 56
no i didnt - but i think i have some registry problem with windows...
Mitglied
Registriert seit: Jun 2013
Beiträge: 1263
Ort: Luxembourg
Coptermanest meinte
no i didnt - but i think i have some registry problem with windows...

Try to run a registry repair like Glary Utilities, I have used it for years.
Mitglied
Registriert seit: Aug 2014
Beiträge: 56
Thanks for that! - i tried - still not opening koptertools with same error. - i try to restore my windows.
Mitglied
Registriert seit: Mar 2017
Beiträge: 1
I had the same Problem, after disabling all other Com&LTP devices in the device-manager I was able to start the Kopter-Tool again.

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MikroKopter - Forum » Software, APPs & Programmierung » Unable to open com port error 121