Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgment

In this article, I will explain How to trace and solve the below error

Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgment.
This could be because the pre-login handshake failed or the server was unable to respond back in time.

connection-timeout-expired.png


Scenario

Continue reading “Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgment”

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No http handler was found for request type ‘GET’ in SharePoint Visual WebPart

I tried to use Asp.Net Chart control within SharePoint Visual WebPart, After I deployed the SharePoint Solution, I tried to add Chart visual webpart to SharePoint page, I got the following server error.

No http handler was found for request type 'GET'

Chart Configuration

Cause: Continue reading “No http handler was found for request type ‘GET’ in SharePoint Visual WebPart”

In remote mode, the Report Viewer control requires session state be enabled or Report Server connection information specified in the config file.

When I tried to use a Report Viewer Control within a SharePoint Visual Web Part, I got the following error !

In remote mode, the Report Viewer control requires session state be enabled
 or Report Server connection information specified in the config file.

ReportViwer

Cause: Continue reading “In remote mode, the Report Viewer control requires session state be enabled or Report Server connection information specified in the config file.”

WebForms UnobtrusiveValidation Mode requires a ScriptResourceMapping for jQuery

In a specific situation (like using required validator) you may get the below server error:

Error : WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for ‘jquery’. Please add a ScriptResourceMapping named jquery (case-sensitive).

scriptresourcemappingSolution:  Continue reading “WebForms UnobtrusiveValidation Mode requires a ScriptResourceMapping for jQuery”

The base class includes the field ‘XXX’, but its type is not compatible with the type of control “Microsoft.Reporting.WebForms.ReportViewer”

In this article, I will solve the below issue

The base class includes the field ‘XXX’, but its type is not compatible with the type of control “Microsoft.Reporting.WebForms.ReportViewer”


Scenario

In SharePoint Solution, I have tried to add a “Report Viewer” control to visual web part but, I got the below error

The base class includes the field ‘rv_emp’, but its type (Microsoft.Reporting.WebForms.ReportViewer) is not compatible with the type of control (Microsoft.Reporting.WebForms.ReportViewer)

type is not compatible with the type of control Continue reading “The base class includes the field ‘XXX’, but its type is not compatible with the type of control “Microsoft.Reporting.WebForms.ReportViewer””

Missing design view after editing Front-Code of Web User Control in ASP.NET

I have a web user control within ASP.NET web application, and When I am trying to edit Front-code, I got unexpected behavior! where the ASP.NET controls have been disappeared and the design view became a blank as shown below !

Modify UserControl

Cause :  Continue reading “Missing design view after editing Front-Code of Web User Control in ASP.NET”

To display the webpage again, the web browser needs to resend the information

I got this warning message from Internet Explorer when an ASP.Net Page tried to do PostBack.

To display the webpage again, the web browser needs to resend the information you have previously submitted.

To display the webpage again, the web browser needs to resend the information


Cause

Continue reading “To display the webpage again, the web browser needs to resend the information”