When adding a clean scala project to eclipse oxygen the following error shows up:
An internal error occurred during: "Project Indexing Job: My-Project".
Could not initialize class org.apache.lucene.codecs.Codec$Holder
My setup:
Version: Oxygen Release (4.7.0)
Build id: 20170620-1800
Operating System: Fedora 26 (Workstation Edition)
CPE OS Name: cpe:/o:fedoraproject:fedora:26
Kernel: Linux 4.12.9-300.fc26.x86_64
Architecture: x86-64
openjdk version "1.8.0_144"
OpenJDK Runtime Environment (build 1.8.0_144-b01)
OpenJDK 64-Bit Server VM (build 25.144-b01, mixed mode)
plugins:
Buildship 2.1.2.v20170807-1324
ScalaIDE 4.6.1.v-2_12-201706090854-f511faf