ASP.NET,C#.NET,VB.NET,JQuery,JavaScript,Gridview: Errors

Showing posts with label Errors. Show all posts

Showing posts with label Errors. Show all posts

Crystal Report not refreshing based on parameter values in asp.net

By: Suresh Dasari Jan 21, 2012 14 comments

Introduction:

In this article I will explain how to refresh crystal reports based on parameter values to populate required data in asp.net

Description:

In Previous posts I explained crystal reports example in asp.net and pass parameters to crystal reports using asp.net. After create crystal reports with search option first time I entered text and click on search button at that time reports populate with required data after that again I entered text and click search button during that time report is showing only previous data that is not updating based on search text.

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Crystal report images in toolbar not displaying and export/print functionality not working in asp.net

By: Suresh Dasari 10 comments

Introduction:

In this article I will explain how to solve problem of “Missing toolbar images in crystal reports and Crystal report export/print functionality not working” whenever we deploy reports to server.

Description:

In Previous posts I explained crystal reports example in asp.net and pass parameters to crystal reports using asp.net. After create crystal reports if I run in my system it’s working fine whenever I deployed crystal reports to server that report toolbar images are missing and export/print functionality not working.

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Logon failed. Details: ADO Error Code: 0x Source: ADODB.Connection Description: Provider cannot be found. It may not be properly installed

By: Suresh Dasari Jan 20, 2012 1 comments

Introduction:

In this article I will explain how to solve problem of “Logon failed. Details: ADO Error Code: 0x Source: ADODB.Connection Description: Provider cannot be found. It may not be properly installed” during deploy crystal reports in server.

Description:

In Previous posts I explained crystal reports example in asp.net and pass parameters to crystal reports using asp.net. After create crystal reports if I run in my system it’s working fine whenever I deployed crystal reports to server I got error like Logon failed. Details: ADO Error Code: 0x Source: ADODB.Connection Description: Provider cannot be found. It may not be properly installed.

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Could not load file or assembly 'CrystalDecisions.Web, Version=10.5.3700.0, Culture=neutral, PublicKeyToken=692fbea5521e1304' or one of its dependencies

By: Suresh Dasari 11 comments

Introduction:

In this article I will explain how to solve problem of “Could not load file or assembly 'CrystalDecisions.Web, Version=10.5.3700.0, Culture=neutral, PublicKeyToken= 692fbea5521e1304' or one of its dependencies” during deploy crystal reports in servers.

Description:

In Previous posts I explained crystal reports example in asp.net and pass parameters to crystal reports using asp.net. After create crystal reports if I run that application in my system it’s working fine whenever I deployed crystal reports to server I got error like

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Asp.net - The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>)

By: Suresh Dasari Dec 25, 2011 50 comments

Introduction:

Here I will explain how to solve the problem “The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).” when running web application using asp.net.

Description:

I created one web application and added some of script files in header section of page like this

<head id="head2" runat="server">

<title>Lightbox Page</title>

<link href="aspdotnetsuresh.css" rel="stylesheet" type="text/css" />

<script type="text/javascript" src="<%= ResolveUrl("~/js/LightBox.js") %>"></script>

</head>

After add script file to header section i tried to run the application during that time I got error like “The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).”

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Visual Studio - unable to start debugging on the web server. The web server did not respond in a timely manner

By: Suresh Dasari 17 comments

Introduction:

Here I will explain how to solve the problem “unable to start debugging on the web server. The web server did not respond in a timely manner. This may be because another debugger is already attached to the web server.” when compiling in visual studio and running web application using asp.net.

Description:

In my machine I opened visual studio and tried to run application that works perfectly. After make some modifications in code and tried to run application using visual studio I got error like “unable to start debugging on the web server. The web server did not respond in a timely manner. This may be because another debugger is already attached to the web server”.

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Failed to access IIS metabase in ASP.NET

By: Suresh Dasari Dec 13, 2011 5 comments

Introduction:

Here I will explain how to solve the problem “Failed to access IIS metabase ASP.NET” when we try to browse website using asp.net

Description:

In my machine I tried to access one of the website from IIS at that time I got error like “Failed to access IIS metabase ASP.NET”. I realized that problem because of process model user account (in our case, ASPNET) does not have the correct user rights for the required system files and folders to run the ASP.NET worker process and apparently there is a bug in the ASP.NET install.

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Method error 500/12031 in ajax cascadingdropdown extender | AJAX CascadingDropDown - Method Error 500

By: Suresh Dasari Dec 12, 2011 10 comments

Introduction:

Here I will explain how to solve the problem “Method error 500/12031 in ajax cascadingdropdown extender” using asp.net.

Description:

In previous post I explained clearly about Ajax cascading dropdownlist sample. Generally during implementation of cascading dropdonlist we will see our dropdowns shows error like “Method error 500 or Method Error 12031”. This error is occurred because of missing following line of code in WebService.

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A potentially dangerous Request.Form value was detected from the client in asp.net

By: Suresh Dasari Dec 4, 2011 37 comments

Introduction:

In this post I will explain how to solve the problem “A potentially dangerous Request.Form value was detected from the client in ASP.NET WebForms” using asp.net.

Description:

In previous post I explained clearly about Rich textbox sample in asp.net . After completion code if I try to insert some html formatted data in database using rich textbox I got error like “A potentially dangerous Request.Form value was detected from the client in ASP.NET WebForms”

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SQL Server Error - Saving Changes in not permitted. The changes you have made require the following tables to be dropped and re-created. You have either made changes to a table that can’t be re-created or enabled the option Prevent saving changes that require the table to be re-created

By: Suresh Dasari Dec 1, 2011 7 comments

Introduction

Here I will explain how to enable prevent saving changes in sql server or to solve the problem of “Saving Changes in not permitted. The changes you have made require the following tables to be dropped and re-created.etc” in SQL Server.

Description

I have installed SQL Server 2008 in my laptop after successfully installed I opened SQL Server Management studio and created new table like this

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A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)

By: Suresh Dasari Nov 7, 2011 12 comments

Introduction:

Here I will explain how to solve the problem “A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)” during the time of connect to database.

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The specified display mode is currently disabled on this page. Make sure personalization is enabled for the current user

By: Suresh Dasari Oct 16, 2011 4 comments

Introduction:

Here I will explain how to solve the problem The specified display mode is currently disabled on this page. Make sure personalization is enabled for the current user during personalization of webpart in application.

Description:

During the time of webpart personalization of application I got error like

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Failed to update database because the database is read-only | Failed to update database "XXXXXX\APP_DATA\DBSQAFTP.MDF" because the database is read-only in iis

By: Suresh Dasari 3 comments

Introduction:

Here I will explain how to solve the problem Failed to update database "XXXXXX\APP_DATA\DBSQAFTP.MDF" because the database is read-only during the time of publish application using asp.net.

Description:

I deployed one of my website in IIS and trying to test the application during that time I got error like this

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Unable to start debugging on the web server. The web server is not configured correctly. See help for common configuration errors. Running the web page outside of the debugger may provide further information

By: Suresh Dasari Jul 5, 2011 7 comments

Introduction:

In this article I will explain how to solve unable to start debugging on the web server. The web server is not configured correctly problem in iis7.

Description:

In previous post I explained clearly about what WCF is and I explain how to create WCF sample and how to consume WCF service in our application. Now I will explain how to solve unable to start debugging on the web server. The web server is not configured correctly problem in asp.net.

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Unable to make the session state request to the session state server. Please ensure that the ASP.NET State service is started and that the client and server ports are the same.

By: Suresh Dasari 3 comments

Introduction:

In this article I will explain how to solve Unable to make the session state request to the session state server. Please ensure that the ASP.NET State service is started and that the client and server ports are the same. Problem in asp.net.

Description:

In previous post I explained clearly about what WCF is and I explain how to create WCF sample and how to consume WCF service in our application. After completion of coding I tried to run my application on my local system during that time I got error like

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There is no compatible TransportManager found for URI. This may because that you have used an absolute address which points outside of the virtual application

By: Suresh Dasari Jun 29, 2011 3 comments

Introduction:

In this article I will explain how to solve The page you are requesting cannot be served because of the extension configuration problem in IIS7.

Description:

In previous post I explained clearly about what WCF is and I explain how to create WCF sample and how to consume WCF service in our application. After completion creation of WCF service I tried to host my application on my local system during that time I got error like

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The page you are requesting cannot be served because of the extension configuration problem in IIS7

By: Suresh Dasari 6 comments

Introduction:

In this article I will explain how to solve The page you are requesting cannot be served because of the extension configuration problem in IIS7.

Description:

In previous post I explained clearly about what WCF is and I explain how to create WCF sample and how to consume WCF service in our application. After completion creation of WCF service I tried to host my application on my local system during that time I got error like

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The Service on local computer started and then stopped ,Some services stop automatically if there are not in use by other services or programs

By: Suresh Dasari Jun 17, 2011 40 comments

Introduction:

Here I will explain how to solve the Service on local computer started and then stopped, some services stop automatically if there are not in use by other services or programs

Description:

In previous article I explained clearly how to create windows service and how to run windows service in scheduled intervals and how to install windows service in system. In my system I tried to install windows service completion writing the code but at that time I was unable to install windows service I got error like this

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Invalid length for a base-64 char array error during decryption of password using asp.net

By: Suresh Dasari May 28, 2011 39 comments

Introduction:

Here I will explain how to solve the problem invalid length for a base-64 char array during decrypt of encrypted password using asp.net.

Description:

In previous post I explained clearly how to encrypt and decrypt password using asp.net . After completion code for encrypt and decrypt password if I run the program I get problem like

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The requested page cannot be accessed because the related configuration data for the page is invalid problem in IIS

By: Suresh Dasari May 21, 2011 19 comments

Introduction:

In this article I will explain how to solve the requested page cannot be accessed because the related configuration data for the page is invalid problem in IIS7.

Description:

Previously I explained how to solve Login failed for user in IIS. Recently I started working with IIS7 at that time I face some of strange problems to rectify those errors I did some modifications in IIS. After seen those errors I decided to write this post to help people who are need with this error. I did one sample application and deploy application in IIS. I started running my deployed application at that time I get error like this

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