title: ZF2 - autoloader classmap Fatal Error 'Map file provided does not exist'
body: <p>I just started Learning Zend Framework but I am having problem with my modules.
  Please see the below error. I don't know what else to show you yet for further infomation.
  Please let me know what I need to show you to solve the problem. </p>
  
  <p><strong>Fatal error: Uncaught exception 'Zend\Loader\Exception\InvalidArgumentException</strong></p>
  
  <blockquote>
  <pre>Fatal error: Uncaught exception
  'Zend\Loader\Exception\InvalidArgumentException' with message 'Map
  file provided does not exist. Map file: "C:\Program
  Files\xampp\htdocs\zend_intro\module\Album/autoload_classmap.php"' in
  C:\Program
  Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Loader\ClassMapAutoloader.php:175
  Stack trace: #0 C:\Program
  Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Loader\ClassMapAutoloader.php(85):
  Zend\Loader\ClassMapAutoloader->loadMapFromFile('C:\Program File...')
   #1 C:\Program Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Loader\ClassMapAutoloader.php(121):
  Zend\Loader\ClassMapAutoloader->registerAutoloadMap('C:\Program
  File...') #2 C:\Program
  Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Loader\ClassMapAutoloader.php(64):
  Zend\Loader\ClassMapAutoloader->registerAutoloadMaps(Array) #3
  C:\Program
  Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Lo
  in C:\Program
  Files\xampp\htdocs\zend_intro\vendor\zendframework\zendframework\library\Zend\Loader\ClassMapAutoloader.php
  on line 175</pre>
  </blockquote>