Originally Posted by Finkster
Um I had fatals too, so I removed the Reactor + Lunia. Then I downloaded + installed the Reactor and Lunia again. Was working for me and Zloty.
You should do what Flinkster did, If it doesn't work, Then there must be some sort of corrupt installation while installing lunia to that desired path folder. If that does happen, my answer is just wait it out for a bit and retry again.