Wrong console character encoding with spring-boot-devtools
Answered
IDE settings UTF-8, OS Windows 10, Russian language. Code for console output:
System.out.println("тест")
Spring Boot without "spring-boot-devtools" dependency in IDEA is OK
Spring Boot with "spring-boot-devtools" in Windows console is OK
Spring Boot with "spring-boot-devtools" in IDEA problem:

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Please share a sample project to reproduce: https://intellij-support.jetbrains.com/hc/articles/206869619.
https://uploads.services.jetbrains.com/
What Maven goal do you run in IntelliJ IDEA to get this error?
spring-boot:run
Thanks, reproduced and reported at https://youtrack.jetbrains.com/issue/IDEA-208788.
The workaround is to add
here:
I've explained why it happens here: https://youtrack.jetbrains.com/issue/IDEA-208788#focus=streamItem-27-3330620.0-0.
Thanks you, its work!