java.lang.ClassNotFoundException: org.netbeans.modules.maven.indexer.api.RepositoryPreferences
   at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Caused: java.lang.ClassNotFoundException: org.netbeans.modules.maven.indexer.api.RepositoryPreferences starting from ModuleCL@2260abd0[kotlin.netbeans.kotlin.netbeans.plugin] with possible defining loaders [ModuleCL@42a5c52a[org.netbeans.modules.maven.indexer]] and declared parents [org.netbeans.MainImpl$BootClassLoader@377dca04, ModuleCL@1e3c9fd6[org.netbeans.modules.parsing.api], ModuleCL@645e4ef5[org.netbeans.modules.project.libraries], ModuleCL@4394dc64[org.netbeans.modules.projectapi], ModuleCL@5c868b11[org.netbeans.modules.java.api.common], ModuleCL@d112d8b[org.netbeans.modules.debugger.jpda.projects], ModuleCL@42a5c52a[org.netbeans.modules.maven.indexer], ModuleCL@1725b16c[org.netbeans.modules.csl.api], ModuleCL@3c271a4d[org.netbeans.api.debugger.jpda], ModuleCL@9c0d537[org.openide.loaders], ...50 more]
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:224)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Caused: java.lang.NoClassDefFoundError: org/netbeans/modules/maven/indexer/api/RepositoryPreferences
   at org.jetbrains.kotlin.projectsextensions.maven.classpath.classpath.EndorsedClassPathImpl$1.run(EndorsedClassPathImpl.java:143)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)