Todays version (*) is also crashing for me, on the file that last time (2 days ago) was solved, though only after very long time.
Tried a gdb backtrace - not sure if it's useful

(*) kstars-3.5.0-1537_ga8b786e88.x86_64 libstellarsolver-1.4-113_g0c587a6.x86_64

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