Our DNN site has been running fine for years and suddenly when simply pulling it up, it says it has an error and to return to the site. I've looked in the logs files and the EventLog table and it looks like it did an auto update lastnight now it's not working.

Here is the Event Log

<LogProperties>

<LogProperty>

<PropertyName>AbsoluteURL</PropertyName>

<PropertyValue>/Default.aspx</PropertyValue>

</LogProperty>

<LogProperty>

<PropertyName>DefaultDataProvider</PropertyName>

<PropertyValue>DotNetNuke.Data.SqlDataProvider, DotNetNuke</PropertyValue>

</LogProperty>

<LogProperty>

<PropertyName>ExceptionGUID</PropertyName>

<PropertyValue>e4503396-1ef2-4d49-8a61-277a3d6b9ac4</PropertyValue>

</LogProperty>

</LogProperties>