Originally Posted by AcidWeb
OK. So we found a source of problem. Exit code of your unrar binary is 7 and it should be 0.
Get newest UnRar for Windows: http://www.rarlab.com/rar/unrarw32.exe
This version is returning 0 on my computer. Not expected that older versions return other value.
Anyway that is a bug. And it will be fixed in next release.
Now all is working fine!! Thank you very much AcidWeb!