Nvidia-340xx installation error: usr/src/linux510: No such file or directory

[Yochanan]

The nvidia-340xx AUR package is designed for Arch kernels, not Manjaro kernels. The 340 series driver is no longer supported by NVIDIA. We have 390 (legacy), 470 (production) and 495 / 510 (new feature).

See Configure Graphics Cards - Manjaro

Please post your system info as outlined here:

[HowTo] Provide System Information

This tutorial is superseded by this one. Remember all Tutorials are wiki posts that can be edited by TL2 (Trust Level 2) members and above. Welcome to Manjaro! To allow all of us helpful people on this forum TO HELP YOU, we need some basic information about your system. This probably means you described the symptoms of your problem, but now we need some more information to know where the origin of your issue is exactly. Someone else probably linked you to…