title: Java refuses to launch minecraft
body: <p>Whenever I try to launch Minecraft, I get these errors:</p>
  
  <pre><code>Warning: No leading - on line 1 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Warning: Missing VM type on line 1 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Warning: No leading - on line 2 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Warning: Missing VM type on line 2 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Warning: No leading - on line 3 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Warning: Missing VM type on line 3 of B:\Minecraft\runtime\jre-x64\1.8.0-51\amd64\jvm.cfg
  Error: No known VMs. (Check for corrupt jvm.cfg file)
  </code></pre>
  
  <p>And when I look at the file in question, it it blank.</p>