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I was running local my webshop and everything was fine. But sinds this morning I get an exception:

System.Globalization.CultureNotFoundException' in mscorlib.dll.
Additional information: Culture is not supported.

Source not available. Source information is missing from the debug information for this module.

How can I solve this problem?

In the view OrderSummary.cshtml there are 2 buttons for submit form : "shoppingcart.continueShopping" and  "shoppingcart.updateCart". If I'am working local everything is fine, if I put my application online I get a following fout:

By pressing "ContinueShopping" comes correct BUT LOCAL route in the browser command line. Where can I find code with generates correcte route for my application?

I recieve always by running local (in debug) a message:
Access to the path 'C:\..\AppData\Local\Temp\Temporary ASP.NET Files\root\3c78f072\e8917b35\SevenSpikes.Nop.Plugins.Core.dll' is denied.

If I clean solution and rebuild then everything is working but till the next time. My site is also online, there I recieve :

"This page isn’t working
beta.mobileaccess.be:4040 didn’t send any data.
ERR_EMPTY_RESPONSE "

How can I resolve this problem?