Access point started working now, but I didn't change anything. Maybe there were some corrupted files, as you said, but the system repaired them after few reboots. Also, if you can figure out what was that, here are outputs of commands: https://pastebin.com/xnsVLkQm https://pastebin.com/f9rPth76 htt...

Yes I use Stretch, but I currently can't run their command to get exact versions and test your solution. I will do this in few hours.

Can you show what exact should I change and in which file?

I also want to know why this worked until yesterday.

Thanks!

I have Raspberry Pi 3 and I use it as a Wi-Fi access point. I use Raspberry Pi 3 built-in Wi-Fi adapter for this. Until today, the access point worked. Today it stopped working. I think that Raspberry Pi crashed and I then turn the power off without shutting it down. Since then, it doesn't work. If ...

I've got the answer on StackOverflow:
https://stackoverflow.com/questions/543 ... etic-field

We want to investigate the connection between the magnetic intensity measurements from Sense HAT magnetometer and predictions from the World Magnetic Model (WMM). We want to research the accuracy of the magnetometer on Sense HAT. The program will get raw magnetometer data (X, Y and Z) in microteslas...

I'm working for Mission Space Lab. Currently, the program displays a red, green, or blue color every second to the LED matrix. Is this OK, or the program must print data ind text to the LED matrix?