Website with JS doesn't work in IE9 until the Developer Tools is activated

Question

I\'m developing a complex website that heavily leverages jQuery and a number of scripts. On load of the site, none of my scripting is working (though I can confirm that othe

Answer 1

I find it much more convenient to simply use console && console.log('foo', 'bar', 'baz') rather than use a wrapper function.

The code you provided:

function logError(msg){
  if (console) {
    console.log(msg);
  } else {
    throw new Error(msg);
  }
}

Will produce an error for IE when dev tools are closed because console will be undefined.

Answer 2

You have console calls, in IE these will fail if the dev tools are not open. A simple fix is to wrap any console calls in a function like:

function log(msg) {
  if(console)
    console.log(msg);
}