quaternionFilters.h No such file or directory

Hi there,

I was trying to get real-time data from the MPU-9250 gyro sensor. But I got stuck in the code. How can I solve this problem? I've attached the screenshot of the error message.

error.PNG

Please post a link to where you downloaded the code from. Please use the chain links icon on the toolbar to make the link clickable.

(deleted)