I suppose it is some network issue, however it is very difficult to debug since sbt is not printing much info to the logs, even in verbose mode (for instance what server it is having errors writing to ...

at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:2245) at java.io.ObjectInputStream.readSerialData (ObjectInputStream.java:2169) at java.io.ObjectInputStream.readOrdinaryObject ...

エラーメッセージ「Internal error: java.lang.IllegalArgumentException: Could not find specification for custom execution environment profile 'JavaSE-18' in the target ...

あらかじめ想定される例外に対処する処理を用意し、 実行中のプログラムが突然終了することを防ぐための仕組みのこと 例外のスローはJVMだけでなく、throwキーワードで好きな例外を任意のタイミングでスロー出来る。 java.lang.AutoCloseable └── java.io ...

Are you getting the frustrating “Internal Exception Java.IO.IOException” error when playing Minecraft? This problem affects a lot of players because it can be ...