Rerouting whilst in tunnel

🚧 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/rerouting-whilst-in-tunnel/
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ABRP was continuously rerouting to nearby overhead roads whilst going through the Dublin port tunnel making the directions confusing. I’m guessing that similar will happen in other tunnels where the gps signal is lost.