完整報錯如下:

[ERROR] Failed to construct terminal; falling back to unsupported java.lang.NumberFormatException: For input string: "0x100"at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)at java.lang.Integer.parseInt(Integer.java:580)at java.lang.Integer.valueOf(Integer.java:766)at scala.tools.jline_embedded.internal.InfoCmp.parseInfoCmp(InfoCmp.java:59)at scala.tools.jline_embedded.UnixTerminal.parseInfoCmp(UnixTerminal.java:242)at scala.tools.jline_embedded.UnixTerminal.<init>(UnixTerminal.java:65)at scala.tools.jline_embedded.UnixTerminal.<init>(UnixTerminal.java:50)at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)at java.lang.reflect.Constructor.newInstance(Constructor.java:423)at java.lang.Class.newInstance(Class.java:442)at scala.tools.jline_embedded.TerminalFactory.getFlavor(TerminalFactory.java:211)at scala.tools.jline_embedded.TerminalFactory.create(TerminalFactory.java:102)at scala.tools.jline_embedded.TerminalFactory.get(TerminalFactory.java:186)at scala.tools.jline_embedded.TerminalFactory.get(TerminalFactory.java:192)at scala.tools.jline_embedded.console.ConsoleReader.<init>(ConsoleReader.java:243)at scala.tools.jline_embedded.console.ConsoleReader.<init>(ConsoleReader.java:235)at scala.tools.jline_embedded.console.ConsoleReader.<init>(ConsoleReader.java:223)at scala.tools.nsc.interpreter.jline_embedded.JLineConsoleReader.<init>(JLineReader.scala:64)at scala.tools.nsc.interpreter.jline_embedded.InteractiveReader.<init>(JLineReader.scala:33)at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)at java.lang.reflect.Constructor.newInstance(Constructor.java:423)at scala.tools.nsc.interpreter.ILoop$$anonfun$scala$tools$nsc$interpreter$ILoop$$instantiater$1$1.apply(ILoop.scala:858)at scala.tools.nsc.interpreter.ILoop$$anonfun$scala$tools$nsc$interpreter$ILoop$$instantiater$1$1.apply(ILoop.scala:855)at scala.tools.nsc.interpreter.ILoop.scala$tools$nsc$interpreter$ILoop$$mkReader$1(ILoop.scala:862)at scala.tools.nsc.interpreter.ILoop$$anonfun$22$$anonfun$apply$10.apply(ILoop.scala:873)at scala.tools.nsc.interpreter.ILoop$$anonfun$22$$anonfun$apply$10.apply(ILoop.scala:873)at scala.util.Try$.apply(Try.scala:192)at scala.tools.nsc.interpreter.ILoop$$anonfun$22.apply(ILoop.scala:873)at scala.tools.nsc.interpreter.ILoop$$anonfun$22.apply(ILoop.scala:873)at scala.collection.immutable.Stream$$anonfun$map$1.apply(Stream.scala:418)at scala.collection.immutable.Stream$$anonfun$map$1.apply(Stream.scala:418)at scala.collection.immutable.Stream$Cons.tail(Stream.scala:1233)at scala.collection.immutable.Stream$Cons.tail(Stream.scala:1223)at scala.collection.immutable.Stream.collect(Stream.scala:435)at scala.tools.nsc.interpreter.ILoop.chooseReader(ILoop.scala:875)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1$$anonfun$newReader$1$1.apply(ILoop.scala:893)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.newReader$1(ILoop.scala:893)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.scala$tools$nsc$interpreter$ILoop$$anonfun$$preLoop$1(ILoop.scala:897)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1$$anonfun$startup$1$1.apply(ILoop.scala:964)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:990)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:891)at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:891)at scala.reflect.internal.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:97)at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:891)at org.apache.flink.api.scala.FlinkShell$.startShell(FlinkShell.scala:187)at org.apache.flink.api.scala.FlinkShell$.main(FlinkShell.scala:131)at org.apache.flink.api.scala.FlinkShell.main(FlinkShell.scala)

~/.bashrc中寫入

export TERM=xterm-color

即可

這么設置后，清屏命令reset會失效。

改用clear即可。

Reference:

https://stackoverflow.com/questions/44317384/sbt-error-failed-to-construct-terminal-falling-back-to-unsupported

總結

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