On Aug 3, 6:43 pm, Dylan Mccarthy <[email protected]> wrote:
> Hello All,
>
> We're working on a project on a Windows machine that will use PDFKit to
> convert an HTML page to a PDF. I have followed all the instructions at
> GitHub (http://github.com/jdpace/PDFKit), for installing wkhtmltopdf and
> PDFKit, then creating the config file in 'config/initializers/pdfkit.rb'
> and then finally, setting up Middleware for Rails apps in
> 'config/environment.rb'. We have done all of the following and when we
> run the server and append the '.pdf' extension, we receive a 500
> Internal Server Error. Upon inspection of the console, we find a fork()
> function unimplemented error. The console output is listed below:

Ruby on windows doesn't have fork. You might try rewriting the bit
that uses kernel.open to use IO.popen instead

Fred

> ---------------
> /!\ FAILSAFE /!\  Tue Aug 03 08:28:19 -0700 2010
>   Status: 500 Internal Server Error
>   fork() function is unimplemented on this machine
>     C:/Ruby186/lib/ruby/gems/1.8/gems/pdfkit-0.4.3/lib/pdfkit/pdfkit.rb:60:in
> `open'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/pdfkit-0.4.3/lib/pdfkit/pdfkit.rb:60:in
> `to_pdf'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/pdfkit-0.4.3/lib/pdfkit/middleware.rb:23: in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/st 
> ring_coercion.rb:25:in
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/head.rb:9:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/methodoverride.rb:24: in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/pa 
> rams_parser.rb:15:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/se 
> ssion/cookie_store.rb:99:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/fa 
> ilsafe.rb:26:in
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in
> `synchronize'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/lock.rb:11:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/di 
> spatcher.rb:114:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/re 
> loader.rb:34:in
> `run'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/di 
> spatcher.rb:108:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/rails/rack/static.rb:31:i n
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:47:in
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:41:in
> `each'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/urlmap.rb:41:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/rails/rack/log_tailer.rb: 
> 17:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/content_length.rb:13: in
> `call'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/chunked.rb:15:in
> `call'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler/mongrel.rb:67 
> :in
> `process'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 159:in
> `process_client'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 158:in
> `each'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 158:in
> `process_client'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 285:in
> `run'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 285:in
> `initialize'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 285:in
> `new'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 285:in
> `run'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 268:in
> `initialize'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 268:in
> `new'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/mongrel-1.1.5-x86-mingw32/lib/mongrel.rb: 
> 268:in
> `run'
>     
> C:/Ruby186/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler/mongrel.rb:38 
> :in
> `run'
>     C:/Ruby186/lib/ruby/gems/1.8/gems/rails-2.3.8/lib/commands/server.rb:111
>     C:/Ruby186/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
> `gem_original_require'
>     C:/Ruby186/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in
> `require'
>     ./script/server:3
>     -e:2:in `load'
>     -e:2
> --------
> If anyone could help us get around this problem to be able to convert an
> HTML page to pdf, we would greatly appreciate it.
>
> Thanks in advance,
> -dwmcc
> --
> Posted viahttp://www.ruby-forum.com/.

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