compiling in Arduino IDE im getting :The filename or extension is too long

Hi,

Im running windows 10 and receiving the following message when compiling a arduino sketch: arm-none-eabi-gcc\7-2017q4/bin/arm-none-eabi-g++.exe: The filename or extension is too long.

I’ve read online and someone said to compile in platform io. However, platform io doesnt have a the arduino portenta board. Any ideas how to get around this problem?

Thanks

Hi @resolver101757. I believe this issue has been fixed recently by the Arduino developers but there has not been a production release of the Arduino IDE since that time. So you have two options to get the fix: