Didn't get any responses. But I tried luke 1.0.1 and it did the magic. I run optimization and after that solr got up.
Best Regards Alexander Aristov On 30 March 2011 15:47, Alexander Aristov <alexander.aris...@gmail.com>wrote: > People > > Is were way to upgrade existsing index from solr 1.4 to solr 4(trunk). When > I configured solr 4 and launched it complained about incorrect lucence file > version (3 instead of old 2) > > Are there any procedures to convert index? > > > Best Regards > Alexander Aristov >