The tenth maintenance release of XCSoar 6.8 fixes several crash bugs in the terrain loader, one of which was newly introduced in 6.8.9 the day before yesterday.
Changelog:
https://download.xcsoar.org/releases/6.8.10/NEWS.txt
Download:
//xcsoar.org/download/ https://download.xcsoar.org/releases/6.8.10/ https://play.google.com/store/apps/details?id=org.xcsoar