Package: scala Version: 2.11.12-2 Severity: normal Dear Maintainer,
When I compile a scala package using java 10, I get the error: : ; /usr/lib/jvm/java-10-openjdk-amd64/bin/java -Xbootclasspath/a:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.12/scala-library-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/scala-compiler/2.11.12/scala-compiler-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/modules/scala-xml_2.11/1.0.5/scala-xml_2.11-1.0.5.jar:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.6/scala-library-2.11.6.jar:/home/user/.m2/repository/org/scala-lang/scala-reflect/2.11.12/scala-reflect-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/modules/scala-parser-combinators_2.11/1.0.4/scala-parser-combinators_2.11-1.0.4.jar:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.7/scala-library-2.11.7.jar -Xss2m -classpath /home/user/.m2/repository/net/alchim31/maven/scala-maven-plugin/3.2.2/scala-maven-plugin-3.2.2.jar scala_maven_executions.MainWithArgsInFile scala.tools.nsc.Main /tmp/scala-maven-1967154048982311254.args error: java.lang.NoClassDefFoundError: javax/tools/ToolProvider at scala.reflect.io.JavaToolsPlatformArchive.iterator(ZipArchive.scala:301) at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) at scala.reflect.io.AbstractFile.foreach(AbstractFile.scala:92) at scala.tools.nsc.util.DirectoryClassPath.traverse(ClassPath.scala:277) at scala.tools.nsc.util.DirectoryClassPath.x$15$lzycompute(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.x$15(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages$lzycompute(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages(ClassPath.scala:264) at scala.tools.nsc.util.MergedClassPath$$anonfun$packages$1.apply(ClassPath.scala:358) at scala.tools.nsc.util.MergedClassPath$$anonfun$packages$1.apply(ClassPath.scala:358) at scala.collection.Iterator$class.foreach(Iterator.scala:891) at scala.collection.AbstractIterator.foreach(Iterator.scala:1334) at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) at scala.collection.AbstractIterable.foreach(Iterable.scala:54) at scala.tools.nsc.util.MergedClassPath.packages$lzycompute(ClassPath.scala:358) at scala.tools.nsc.util.MergedClassPath.packages(ClassPath.scala:353) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply$mcV$sp(SymbolLoaders.scala:269) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply(SymbolLoaders.scala:260) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply(SymbolLoaders.scala:260) at scala.reflect.internal.SymbolTable.enteringPhase(SymbolTable.scala:235) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader.doComplete(SymbolLoaders.scala:260) at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:211) at scala.reflect.internal.Symbols$Symbol.info(Symbols.scala:1535) at scala.reflect.internal.Mirrors$RootsBase.init(Mirrors.scala:256) at scala.tools.nsc.Global.rootMirror$lzycompute(Global.scala:73) at scala.tools.nsc.Global.rootMirror(Global.scala:71) at scala.tools.nsc.Global.rootMirror(Global.scala:39) at scala.reflect.internal.Definitions$DefinitionsClass.ObjectClass$lzycompute(Definitions.scala:257) at scala.reflect.internal.Definitions$DefinitionsClass.ObjectClass(Definitions.scala:257) at scala.reflect.internal.Definitions$DefinitionsClass.init(Definitions.scala:1390) at scala.tools.nsc.Global$Run.<init>(Global.scala:1242) at scala.tools.nsc.Driver.doCompile(Driver.scala:31) at scala.tools.nsc.MainClass.doCompile(Main.scala:23) at scala.tools.nsc.Driver.process(Driver.scala:51) at scala.tools.nsc.Driver.main(Driver.scala:64) at scala.tools.nsc.Main.main(Main.scala) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:564) at scala_maven_executions.MainHelper.runMain(MainHelper.java:164) at scala_maven_executions.MainWithArgsInFile.main(MainWithArgsInFile.java:26) java.lang.reflect.InvocationTargetException at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:564) at scala_maven_executions.MainHelper.runMain(MainHelper.java:164) at scala_maven_executions.MainWithArgsInFile.main(MainWithArgsInFile.java:26) Caused by: java.lang.NoClassDefFoundError: javax/tools/ToolProvider at scala.reflect.io.JavaToolsPlatformArchive.iterator(ZipArchive.scala:301) at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) at scala.reflect.io.AbstractFile.foreach(AbstractFile.scala:92) at scala.tools.nsc.util.DirectoryClassPath.traverse(ClassPath.scala:277) at scala.tools.nsc.util.DirectoryClassPath.x$15$lzycompute(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.x$15(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages$lzycompute(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages(ClassPath.scala:299) at scala.tools.nsc.util.DirectoryClassPath.packages(ClassPath.scala:264) at scala.tools.nsc.util.MergedClassPath$$anonfun$packages$1.apply(ClassPath.scala:358) at scala.tools.nsc.util.MergedClassPath$$anonfun$packages$1.apply(ClassPath.scala:358) at scala.collection.Iterator$class.foreach(Iterator.scala:891) at scala.collection.AbstractIterator.foreach(Iterator.scala:1334) at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) at scala.collection.AbstractIterable.foreach(Iterable.scala:54) at scala.tools.nsc.util.MergedClassPath.packages$lzycompute(ClassPath.scala:358) at scala.tools.nsc.util.MergedClassPath.packages(ClassPath.scala:353) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply$mcV$sp(SymbolLoaders.scala:269) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply(SymbolLoaders.scala:260) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader$$anonfun$doComplete$1.apply(SymbolLoaders.scala:260) at scala.reflect.internal.SymbolTable.enteringPhase(SymbolTable.scala:235) at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader.doComplete(SymbolLoaders.scala:260) at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:211) at scala.reflect.internal.Symbols$Symbol.info(Symbols.scala:1535) at scala.reflect.internal.Mirrors$RootsBase.init(Mirrors.scala:256) at scala.tools.nsc.Global.rootMirror$lzycompute(Global.scala:73) at scala.tools.nsc.Global.rootMirror(Global.scala:71) at scala.tools.nsc.Global.rootMirror(Global.scala:39) at scala.reflect.internal.Definitions$DefinitionsClass.ObjectClass$lzycompute(Definitions.scala:257) at scala.reflect.internal.Definitions$DefinitionsClass.ObjectClass(Definitions.scala:257) at scala.reflect.internal.Definitions$DefinitionsClass.init(Definitions.scala:1390) at scala.tools.nsc.Global$Run.<init>(Global.scala:1242) at scala.tools.nsc.Driver.doCompile(Driver.scala:31) at scala.tools.nsc.MainClass.doCompile(Main.scala:23) at scala.tools.nsc.Driver.process(Driver.scala:51) at scala.tools.nsc.Driver.main(Driver.scala:64) at scala.tools.nsc.Main.main(Main.scala) ... 6 more Java 10 is the default java so scala should work with java 10. If I compile the same code with java 8, the compile works: : ; /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Xbootclasspath/a:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.12/scala-library-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/scala-compiler/2.11.12/scala-compiler-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/modules/scala-xml_2.11/1.0.5/scala-xml_2.11-1.0.5.jar:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.6/scala-library-2.11.6.jar:/home/user/.m2/repository/org/scala-lang/scala-reflect/2.11.12/scala-reflect-2.11.12.jar:/home/user/.m2/repository/org/scala-lang/modules/scala-parser-combinators_2.11/1.0.4/scala-parser-combinators_2.11-1.0.4.jar:/home/user/.m2/repository/org/scala-lang/scala-library/2.11.7/scala-library-2.11.7.jar -Xss2m -classpath /home/user/.m2/repository/net/alchim31/maven/scala-maven-plugin/3.2.2/scala-maven-plugin-3.2.2.jar scala_maven_executions.MainWithArgsInFile scala.tools.nsc.Main /tmp/scala-maven-1967154048982311254.args && date Fri 6 Jul 17:31:36 EDT 2018 My problem is that maven does not appear to work with java 8 and I don't know to run maven with java-10 but to ccompile with java-8. -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (500, 'testing'), (500, 'stable') Architecture: amd64 (x86_64) Kernel: Linux 4.14.18-1.pvops.qubes.x86_64 (SMP w/4 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages scala depends on: ii libjline2-java 2.14.6-1 ii openjdk-10-jre-headless [java7-runtime-headless] 10.0.1+10-4 ii openjdk-8-jre-headless [java7-runtime-headless] 8u171-b11-2 ii scala-library 2.11.12-2 ii scala-parser-combinators 1.0.3-3 ii scala-xml 1.0.3-3 scala recommends no packages. Versions of packages scala suggests: pn scala-doc <none> -- no debconf information