Description: An exception occurred while processing your request.Additionally, another exception occurred while executing the custom error page for the first exception. For more information, see Generated Code Overview (Entity Data Model Designer).
When this property is set to Entity Model Code Generator (the default value) and the Code Generation Strategy is set to Default, the Entity Designer creates a source code file that contains classes that were generated from the conceptual model that is defined in the file.
For more information, see Generated Code Overview (Entity Data Model Designer). When you provide a value, it will be used as the namespace for the code that is generated by the tool that is specified in the Custom Tool property.
The resource you are looking for (or one of its dependencies) could have been removed, had its name changed, or is temporarily unavailable.
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The Build Action, Custom Tool, and Custom Tool Namespace properties areproperties of an file.