title: Got an NPE in SBT, where do I report?
body: <p>I have SBT ver 1.3.13, and java openjdk version &quot;11.0.8&quot; 2020-07-14
  Running my project (<code>sbt run</code> in <a href="http://%20https://github.com/geek94/Akka-Https" rel="nofollow noreferrer">https://github.com/geek94/Akka-Https</a>) I get an NPE, namely:</p>
  <pre><code>Vlad4087688721:Akka-Https vpatryshev$ sbt run
  [info] Loading project definition from /Users/vpatryshev/projects/Akka-Https/project
  java.lang.NullPointerException
      at java.base/java.util.regex.Matcher.getTextLength(Matcher.java:1769)
      at java.base/java.util.regex.Matcher.reset(Matcher.java:416)
      at java.base/java.util.regex.Matcher.&lt;init&gt;(Matcher.java:253)
      at java.base/java.util.regex.Pattern.matcher(Pattern.java:1130)
      at java.base/java.util.regex.Pattern.split(Pattern.java:1249)
      at java.base/java.util.regex.Pattern.split(Pattern.java:1322)
      at sbt.IO$.pathSplit(IO.scala:744)
      at sbt.IO$.parseClasspath(IO.scala:859)
      at sbt.compiler.CompilerArguments.extClasspath(CompilerArguments.scala:62)
      at sbt.compiler.MixedAnalyzingCompiler$.withBootclasspath(MixedAnalyzingCompiler.scala:189)
      at sbt.compiler.MixedAnalyzingCompiler$.searchClasspathAndLookup(MixedAnalyzingCompiler.scala:167)
      at sbt.compiler.MixedAnalyzingCompiler$.apply(MixedAnalyzingCompiler.scala:177)
      at sbt.compiler.IC$.incrementalCompile(IncrementalCompiler.scala:138)
      at sbt.Compiler$.compile(Compiler.scala:128)
      at sbt.Compiler$.compile(Compiler.scala:114)
      at sbt.Defaults$.sbt$Defaults$$compileIncrementalTaskImpl(Defaults.scala:814)
      at sbt.Defaults$$anonfun$compileIncrementalTask$1.apply(Defaults.scala:805)
      at sbt.Defaults$$anonfun$compileIncrementalTask$1.apply(Defaults.scala:803)
      at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47)
      at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:40)
      at sbt.std.Transform$$anon$4.work(System.scala:63)
      at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:226)
      at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:226)
      at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17)
      at sbt.Execute.work(Execute.scala:235)
      at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226)
      at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226)
      at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestrictions.scala:159)
      at sbt.CompletionService$$anon$2.call(CompletionService.scala:28)
      at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
      at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
      at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
      at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1135)
      at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
      at java.base/java.lang.Thread.run(Thread.java:844)
  [error] (compile:compileIncremental) java.lang.NullPointerException
  </code></pre>
  <p>So, it's a bug (even if it's a Java bug, there must be a check for that kind of error).</p>