click reset to default or delete your old config file"exothermbutveinminer.json" in "C:\Users\<user>\AppData\Roaming\ModrinthApp\profiles\<your world>\config\exotherm\exothermbutveinminer.json"
to fix your settings.
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }