From: "nobu (Nobuyoshi Nakada)" Date: 2013-01-18T11:24:24+09:00 Subject: [ruby-core:51500] [ruby-trunk - Bug #2618][Open] Win32OLE RuntimeError due CoInitialize not being called Issue #2618 has been updated by nobu (Nobuyoshi Nakada). Description updated Status changed from Closed to Open % Done changed from 100 to 50 ---------------------------------------- Bug #2618: Win32OLE RuntimeError due CoInitialize not being called https://bugs.ruby-lang.org/issues/2618#change-35471 Author: luislavena (Luis Lavena) Status: Open Priority: Normal Assignee: suke (Masaki Suketa) Category: Target version: ruby -v: ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-mingw32] =begin A user reported to Ruby-Talk and RubyInstaller mailing list some issues using ruby 1.9.1p243 (2009-07-16 revision 24175) [i386-mingw32] http://groups.google.com/group/rubyinstaller/browse_thread/thread/e5e47aabf09aff98 I could reproduce the issue across multiple versions of 1.9.1 and with close-up-to-date version of 1.9.2dev: http://groups.google.com/group/rubyinstaller/msg/dae727305e57ba6d Simple test script: http://pastie.org/786354

 require 'win32ole'
 
 t = Thread.new do
   begin
     ie = WIN32OLE.new( "InternetExplorer.Application" )
     ie.visible = true
     ie.navigate( "http://google.com" )
     puts "OK"
   rescue Exception => e
     puts e.class
     puts e
     puts e.backtrace
   end
 end
 
 t.join
 
Generates this:
 ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-mingw32] 
 
 WIN32OLERuntimeError 
 failed to create WIN32OLE object from `InternetExplorer.Application' 
     HRESULT error code:0x800401f0 
       CoInitialize has not been called. 
 t.rb:5:in `initialize' 
 t.rb:5:in `new' 
 t.rb:5:in `block in 
' ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-mswin32] WIN32OLERuntimeError failed to create WIN32OLE object from `InternetExplorer.Application' HRESULT error code:0x800401f0 CoInitialize has not been called. t.rb:5:in `initialize' t.rb:5:in `new' t.rb:5:in `block in
' ruby 1.9.2dev (2010-01-02 trunk 26229) [i386-mingw32] WIN32OLERuntimeError failed to create WIN32OLE object from `InternetExplorer.Application' HRESULT error code:0x800401f0 CoInitialize has not been called. t.rb:5:in `initialize' t.rb:5:in `new' t.rb:5:in `block in
'
Both mswin32 and mingw32 generates the same issue. =end -- http://bugs.ruby-lang.org/