Errno::EACCES in UploadcaseController#index

def index
    @bla = 'Hello world'
    if(@file = params[:file])
      name =  @file.original_filename
      directory = "public/data"
      # create the file path
      path = File.join(directory, name)
      # write the file
      fileText = @file.read
      File.open(path, "w") { |f| f.write(fileText) }
      require 'roo'
 
      @bla = '/srv/www/redmine-dev/' + path
 
      oo = Openoffice.new('/srv/www/redmine-dev/' + path)   # - тут падает с Errno::EACCES in UploadcaseController#index
      #oo.default_sheet = oo.sheets.first
      #1.upto(oo.last_row) do |line|
      #  date       = oo.cell(line,'A')
      #  start_time = oo.cell(line,'B')
      #  end_time   = oo.cell(line,'C')
      #  pause      = oo.cell(line,'D')
      #  sum        = (end_time - start_time) - pause
      #  comment    = oo.cell(line,'F')
      #  amount     = sum * HOURLY_RATE
      #  if date
      #    puts "#{date}\t#{sum}\t#{amount}\t#{comment}"
      #  end
      #end
 
    end
  end

oo = Openoffice.new(path)

    @file_warning = file_warning
    super()
    @tmpdir = "oo_"+$$.to_s
    @tmpdir = File.join(ENV['ROO_TMP'], @tmpdir) if ENV['ROO_TMP'] 
    unless File.exists?(@tmpdir)
      FileUtils::mkdir(@tmpdir)
    end