PHP Startup: Unable to load dynamic library 'C:\php\ext\php_mssql.dll' - The specified module could not be found.

I don't know why I can't load this dll because I make sure destination correct until search some and found this page
http://www.php.net/manual/en/install.windows.extensions.php

php_mssql.dll need ntwdblib.dll So I need to include path php in system environment.

yes that not enough because still not run

You can check with php.exe -v for what dll cannot load and what it required
In my case I need msvcr71.dll and I don't know where is this come from
I use Windows Server 2008 R2 and after found this

http://blogs.msdn.com/b/laurenbo/archive/2009/11/03/php-on-windows-workaround-for-a-command-line-error-msvcr71-dll-is-missing.aspx

 For general English can download here http://www.microsoft.com/en-us/download/details.aspx?id=26

PHP 5.2 Windows Sever 2008 R2 (IIS 7.5) The FastCGI process exited unexpectedly

"The FastCGI process exited unexpectedly"


For my project I need mantis for install and use with sql 2008 express.
I cannot use FastCgi for thread safe with support extension php_mssql.dll but non thread safe work without any problem