Just a cross posting from Support Forum
https://forums.factorio.com/forum/vie ... 478#p30478
[0.10.0 ?] Trains do not seek alternate route?
[0.10.0 ?] Trains do not seek alternate route?
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Re: [0.10.0 ?] Trains do not seek alternate route?
Thanks for the report. There was a bug in the rail signal placement logic. This is now fixed for 0.10.1.