There is a forum section dedicated to the Arduino Web Editor (AKA Arduino Create):
http://forum.arduino.cc/index.php?board=101.0
Where people knowledgeable to this topic are more likely to see your post. I have requested this thread be moved there.
This is a problem that many people are currently having. I believe this is a problem with Arduino Web Editor and there is not anything you can do to fix it on your end.
Keep in mind you have the option of using the standard Arduino IDE until the Web Editor is fixed. You can download the standard IDE for free here: