If you’re experiencing problems when launching your application on Azure emulator (slow start, role not responding…) or finally a weird message like following one:
![image image](http://blogs.ugidotnet.org/images/blogs_ugidotnet_org/corrado/Windows-Live-Writer/Azure-and_13691/image_thumb.png)
you’ve just hit a common Azure issue: your web.config is not writable (maybe just because checked-in by your favorite source-control system)
Just make it writable and enjoy your Azure debugging session.