Big detour for trip

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/report-a-bug/big-detour-for-trip/
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Trying to plot a route from Adelaide, South Australia to Whyalla. The planner takes me to Murray Bridge or Tailem Bend first! 200km detour for no reason