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Unable to evaluate expression because the code is optimized or a native frame is on top of the call
...internal call to Response.End. For example: Response.Redirect
("nextpage.aspx", false); If you use this workaround, the code
that follows Response.Redirect is executed.
For Server.Transfer, use the Server.Execute method instead.
Symptoms
If you use the Response.End, Response.Redirect,...
IIS Express gives Access Denied error when debugging ASP.NET MVC
I have created an ASP.NET MVC 3 project, and am using IIS Express as the web server when developing. When I try to debug, I get the error message below.
...
What is the difference between application server and web server?
...nally App Server have components and features to support Application level services such as Connection Pooling, Object Pooling, Transaction Support, Messaging services etc.
As web servers are well suited for static content and app servers for dynamic content, most of the production environments have...
How to render an ASP.NET MVC view as a string?
...row new NotImplementedException();
}
#endregion
}
This works on ASP.NET MVC 1.0, together with ContentResult, JsonResult, etc. (changing Headers on the original HttpResponse doesn't throw the "Server cannot set content type after HTTP headers have been sent" exception).
Update: in ASP.NE...
WCF Error - Could not find default endpoint element that references contract 'UserService.UserServic
... same problem. My application was also a Silverlight application and the service was being called from a class library with a custom UserControl that was being used in it.
The solution is simple. Copy the endpoint definitions from the config file (e.g. ServiceReferences.ClientConfig) of the clas...
MaxJsonLength exception in ASP.NET MVC during JavaScriptSerializer
...
Alternative ASP.NET MVC 5 Fix:
In my case the error was occurring during the request. Best approach in my scenario is modifying the actual JsonValueProviderFactory which applies the fix to the global project and can be done by editing t...
ASP.NET Web API - PUT & DELETE Verbs Not Allowed - IIS 8
..."IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework\v4.0.30319\aspnet_isapi.dll" preCondition="classicMode,runtimeVersionv4.0,bitness32" responseBufferLimit="0" />
<add name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE,PATCH,OPTIONS...
How do I cancel form submission in submit button onclick event?
I'm working on an ASP.net web application.
13 Answers
13
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Download file of any type in Asp.Net MVC using FileResult?
...o me that I should use FileResult to allow users to download files from my Asp.Net MVC application. But the only examples of this I can find always has to do with image files (specifying content type image/jpeg).
...
“Invalid JSON primitive” in Ajax processing
... provided you actually need to send JSON (which you might with asp.net web services). In other cases it might be easier to just remove the contentType and let jQuery pass the form-encoded data.
– GSerg
Oct 17 '17 at 7:30
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