Permission denied - /home/sites/karino/web/www_drycarbon_com/marimo/rooms/software/cache/relation_cache (Errno::EACCES)

/usr/lib/ruby/1.8/pstore.rb:295:in `initialize'
/usr/lib/ruby/1.8/pstore.rb:295:in `open'
/usr/lib/ruby/1.8/pstore.rb:295:in `transaction'
./marimolib.rb:766:in `load_data'
./marimolib.rb:717:in `initialize'
./marimolib.rb:818:in `new'
./marimolib.rb:818:in `initialize'
/home/sites/karino/web/www_drycarbon_com/marimo/index.rb:12:in `new'
/home/sites/karino/web/www_drycarbon_com/marimo/index.rb:12