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I continue to look for a solution to this problem. I thought I should check the installations of the dependencies required to run Crazyflie programs from the command line. So I opened IDLE and tried to import PyQt4, pygame and usb. All imported without error. See below. If I understand correctly, th...

Good thought about the Python versions. I checked to be sure. I only have Python 2.7 installed (and even if there was another version installed, only Python27 appears in my Path env variable). Still a mystery. Thank you for your continued help.

David

whoenig - thanks for your latest reply. All of the Crazyflie-specific files are from the official package. Of course, I had to install several other applications during the installation process.

I tried running cmd in Administrator mode. The results are the same. Here is what I did: 1. Launch cmd as Administrator 2. Run ramp.py -- error message "No crazyflies found" 3. Run the Windows Crazyflie client, connect to Crazyflie and fly. Works perfectly (except for my bad piloting). 4. ...

Thank you for your reply. I don't think 1 or 3 are the problem (in other words, I don't think I'm doing those things) but I hadn't considered #2. I'll try that and post back. Thank you again.

David

I'm sorry to reply to my own topic but I'm still looking for an answer. Can anyone suggest a reason that within Windows I can fly the Crazyflie with the client program but not using the Python examples? When trying with the Python examples, I get the "No Crazyflies found" error. Thank you....

Hello everyone -- I'm having a problem that is driving me a little mad. I have the Crazyflie Python code installed both in Linux on a VM and within Windows on my computer. In the VM, I can run the Python example programs (ramp.py, for example) and everything works perfectly. In Windows, I can run th...