Best Way To Fix Ajax CascadingDropdown Method 403 Error

If you are facing Ajax cascading dropdown error 403, the following user guide will help you.

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“ 403 Forbidden Errors”

Forbidden error 403 occurs when the web server does not have sufficient permissions to run your script. This usually happens in two stages:

If you are uploading via FTP, your FTP client will probably be able to set the file permissions. Make sure all possible parameters (user, group and others) have permission to run your

If a movie script does not have a .cgi or .pl extension, it must be placed in the cgi-bin directory to be considered executable.

If your script does not have these extensions, rename it or add it to the cgi-bin directory.

I have a C # cascading dropdown that potentially works during local debugging and in the debug system on the production server, but I keep [Method Error 500] in both dropdowns when I see the live page as suggested by the browser. When I click on the [Method Error 500] provisional dropdown menu, the second dropdown menu is populated with [Method Error 500].

  [ScriptService]public class WasteDropDown: System.Web.Services.WebService    [WebMethod]    Font CascadingDropDownNameValue [] GetBinType (stringknownCategoryValues, string category)            int wtID;        StringDictionary means kv CascadingDropDown.ParseKnownCategoryValuesString (knownCategoryValues);        if (! kv.ContainsKey ("basket")    [WebMethod]    public CascadingDropDownNameValue [] KnownCategoryValues, getwaste (row sequence category)            SqlConnection conn corresponds to the new SqlConnection (myConn.conn);        conn.Open ();        SqlCommand comm;        comm is new SqlCommand ("dbo.sl_binQWT", conn);       Comm.CommandType = CommandType.StoredProcedure;        Dr sqldatareader = Comm. Executeeader ();       List  l = new innovative listok  ();        while (dr.Read ())                    l.Add (new CascadingDropDownNameValue (            dr ["binWT"]. To string (),            dr ["wtID"]. To string ()));                Connect.Close ();        back l. board ();    

The logs do not contain ASP.Net errors. However, I have a similar CCD working on the same server and on a different website and it works great – very unsatisfactory.

I looked at this question on Stackoverflow, but to be honest, I didn’t quite understand what the solution was, although it doesn’t seem like I need duplicate DLLs in the bin file. I really think the problem is here somewhere.

I have rechecked specific SQL queries and both files are returned.

I have set up tracing for failed requests and am trying to get a very useful result:

module_set_response_error_status warning ModuleName = “ManagedPipelineHandler”, Notification = “MAP_REQUEST_HANDLER”, HttpStatus = “500”, HttpReason = “Internal Server Error”, HttpSubStatus = “0”, ErrorCode = “The The operation completed successfully. (0x0) “, ConfigExceptionInfo =” “Warning

The signal definitely works on different corporate sites on the same server. U mei have Fiddler enabled with the following error message:

“Message”: “An attempt was made to call the entire method. u0027GetWaste u0027 with GET policy for what isn’t authorized. “,” StackTrace “:” uh System.Web.Script.Services.RestHandler.GetRawParams (WebServiceMethodData methodData, HttpContext) r n B System.Web.Script.Services.RestHandler.ExecuteWebServiceCall (HttpContext Context, WebServiceMethodData methodData) “,” ExceptionType “:” System.InvalidOperationException “

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