Windows の Rabbit で PDF を表示しようとしたときに出たエラー

gistfile1.txt

DL is deprecated, please use Fiddle
c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb: line 29
   Poppler-INFO **:Syntax error at position -1: Couldn't find trailer dictionary
c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb: line 29
   Poppler-INFO **:Syntax error at position -1: Couldn't find trailer dictionary
c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb: line 29
   Poppler-INFO **:Syntax error at position -1: Couldn't read xref table
c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb:29:in `initialize': PDF document is damaged (GLib::Error)
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb:29:in `new'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser/pdf.rb:29:in `parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/parser.rb:19:in `parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/canvas.rb:333:in `block in parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/canvas.rb:726:in `keep_index'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/canvas.rb:330:in `parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/frame.rb:56:in `parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/command/rabbit.rb:702:in `parse'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/command/rabbit.rb:864:in `do_display'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/command/rabbit.rb:51:in `run'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/lib/rabbit/command/rabbit.rb:29:in `run'
	from c:/Ruby21/lib/ruby/gems/2.1.0/gems/rabbit-2.1.3/bin/rabbit:22:in `<top (required)>'
	from c:/Ruby21/bin/rabbit:23:in `load'
	from c:/Ruby21/bin/rabbit:23:in `<main>'