Typo in 'SunDirTraking'
This is by no means critical, but SunDirTraking has a typo, since it's missing the c in Tracking, i.e. it should be SunDirTracking.
The files that have these typos can be found with the following commands:
grep -r 'SunDirTraking' applications src tutorials
grep -r 'sunDirTraking' applications src tutorials