private void Application_Error( object sender, EventArgs e )
{
//https://msdn.microsoft.com/en-us/library/24395wz3.aspx
HttpServerUtility server = HttpContext.Current.Server;
Exception exception = server.GetLastError();
string currentPageRequest = HttpContext.Current.Request.FilePath;
if (Configuration.Development.GetIsEnabledDebugDeveloperModeShowGlobalPageError())
{
if (exception.GetType() == typeof( HttpException ))
{
Server.Transfer( "~/ErrorPageHttp.aspx" );
}
else
{
Response.Write( "<h2>Global Page Error</h2>\n" );
Response.Write(
"<p>" + exception.Message + "</p>\n" );
Response.Write( "Return to the <a href='/Default.aspx'>" +
"Default Page</a>\n" );
if (Context.Request.IsLocal)
{
Response.Write( "<p>" + exception.Source + "</p>\n" );
Response.Write( "<p>" + exception.InnerException + "</p>\n" );
Response.Write( "<p>" + exception.StackTrace + "</p>\n" );
}
}
if (! _previousPageError.Equals( currentPageRequest ))
{
ExceptionUtility.LogException( exception, currentPageRequest );
ExceptionUtility.NotifySystemOps( exception );
}
}
// if not in DEV MODE, write error to .txt
if (!Configuration.Development.GetIsEnabledDeveloperMode())
{
// devexpress callback error
// Use HttpContext.Current to get a Web request processing helper
// is http?
if (exception is HttpUnhandledException)
{
HttpException ex = (HttpException)Server.GetLastError();
//Exception innerexception = exception.InnerException;
// Log an exception
// TODO, send email to admin.
if (!_previousPageError.Equals( currentPageRequest ))
{
ExceptionUtility.LogException( exception, currentPageRequest );
ExceptionUtility.NotifySystemOps( exception );
// log to logger
if (HttpContext.Current != null && HttpContext.Current.Request != null)
Global.LogError( Context, Global.EnumLogCategories.GENERAL,
"HTTP " + ex.GetHttpCode() + ": " + Request.RawUrl.ToString(),
ex );
}
// options to show info to user:
// 1. show a blank page:
//Server.ClearError();
// 2. redirect to a page
// Response.Redirect("~/Errors/ErrorPageHttp.aspx");
// 3. do nothing, go to customErrors configuration in web.config and/or show asp.net error
}
else
{
// other NO http errors
ExceptionUtility.LogException( exception, currentPageRequest );
ExceptionUtility.NotifySystemOps( exception );
// log to logger
if (HttpContext.Current != null && HttpContext.Current.Request != null)
Global.LogError( Context, Global.EnumLogCategories.GENERAL,
"Error " + exception.HResult + ": " + Request.RawUrl.ToString(),
exception );
}
}
else
{
ExceptionUtility.LogException( exception, currentPageRequest );
ExceptionUtility.NotifySystemOps( exception );
// log to logger, no works in callback mode
/*
if (HttpContext.Current != null && HttpContext.Current.Request != null)
Global.LogError( Context, Global.EnumLogCategories.GENERAL,
"Error " + exception.HResult + ": " + Request.RawUrl.ToString(),
exception );
*/
ExceptionUtility.LogException( exception, currentPageRequest );
ExceptionUtility.NotifySystemOps( exception );
}
//_previousException = exception;
_previousPageError = currentPageRequest;
}
