title: Chrome error: Package is invalid: 'CRX_VERSION_NUMBER_INVALID'
body: <p>Can somebody help with this error? It comes up when I'm trying to install (drag and drop .crx file) custom chrome extension. The extension is working fine on another computers.</p>
  
  <pre><code>{ "manifest_version": 2,
  
    "name": "Foo",
    "description": "Bar",
    "version": "2.0",
  
    "browser_action": {
      "default_title": "Foo",
      "default_icon": "icon.png",
      "default_popup": "popup1.html"
    },
  
    "background": {
      "scripts": [ "back.js" ]
    },
  
    "permissions": ["&lt;all_urls&gt;", "tabs", "activeTab", "storage"],
  
    "content_scripts": [
      {
        "matches": ["*://foo.bar.ms/*"],
        "js": ["websites/facebook/authorization.js"],
        "run_at": "document_start"
      },
      {
        "matches": ["*://*.facebook.com/*"],
        "js": ["jquery-3.2.1.min.js", "utils.js", "websites/facebook/to_friends.js"],
        "run_at": "document_idle",
        "exclude_matches":["*://*.facebook.com/","*://*.facebook.com/?stype*","*://*.facebook.com/login.php*","*://*.facebook.com/pg/*"]
      },
      {
        "matches": ["https://foo.bar/"],
        "js": ["jquery-3.2.1.min.js", "utils.js", "websites/facebook/waiting.js"],
        "run_at": "document_end"
      },
      {
        "matches": ["*://*.facebook.com/pg/*"],
        "js": ["jquery-3.2.1.min.js", "utils.js", "websites/facebook/to_group_posts.js"],
        "run_at": "document_idle"
      }
    ]
  }
  </code></pre>