ASP.NET – A wonderful world of web development.
So many secrets to share. So many tricks to learn.
Environment ASP or ASP.NET site is running on IIS 7.5. SQL Server 2008 R2 Express (10.50.1600.1) running on Windows 2008 Server R2 (W2K8 R2) x64. Problem You will see one of two errors depending on whether you dealing with ASP or ASP.NET sites. On ASP.NET sites you will […]
There are situations, when you do not want to have scroll bars inside a TextArea. Main reason not to have scroll bars inside TextArea is to make your pages more mobile-friendly. For example on iPhone Safari scroll bar inside TextArea will not even show up. Another reason not to have scroll […]
Cannot open database “Your_DB” requested by the login. The login failed.
Login failed for user ‘NT AUTHORITYNETWORK SERVICE’.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Data.SqlClient.SqlException: Cannot open database “Your_DB” requested by the login. The login failed.
Login failed for user ‘NT AUTHORITYNETWORK SERVICE’. […]
You have an insert button that inserts a record into a database. If user presses refresh (F5) button immediately after inserting a new record, more and more new records continue to be written into the database. […]
You are trying to jumpstart an existing ASP.NET site on a new IIS 7.5 server under Windows 7 or under Windows 2008 R2, and you are getting this error message: Cannot open database “YourDB” requested by the login. The login failed. Login failed for user ‘IIS APPPOOL\DefaultAppPool’. The problem is […]
This article is about moving your Windows-based WordPress and other sites (some ASP, some ASP.NET) from older to a newer instance using AMAZON cloud server instances. Procedures described here do not involve any installation. Just copy files and edit CONFIG files. We do not manipulate Registry as well (except to change […]
Imagine you need to use control validators, and you also need to attach additional logic to OnClick event. These two will fight with each other, if you use conventional interface features. If you add OnClick attribute too early (say in GridView_RowEditing event) it will be overwritten by Validators. If […]
ASP.NET page returns this erorr: The EXECUTE permission was denied on the object ‘aspnet_CheckSchemaVersion’, database ‘YourDB’, schema ‘dbo’. (1) First try runing this command/wizard: %WinDir%\Microsoft.NET\Framework\v2.0.50727\aspnet_regsql.exe (2) If this doesn’t work, try this query: — Add user ASPNET to DB role USE YourDB GO sp_addrolemember ‘aspnet_Membership_FullAccess’, ‘ASPNET’ These steps should resolve […]
You are trying to access your ASP.NET page and getting this message: Cannot open database “YourDB” requested by the login. The login failed. Login failed for user ‘YourPC\ASPNET’. Use SQL Manager, navigate to Security ==> Logins. Double click on ASPNET user and go to User Mapping. Select YourDB and […]
As your custom ASP.NET Web control grows, you might realize that it is time to split it into two or more controls. But how new pieces will communicate with each other? This article describes how event in one control can trigger a method in other control. [Environment: Visual Studio 2008, VS2008] […]
How to move all ASP.NET security tables to your custom SQL database and how make it all work together.
Consists of three steps:
-01- Create security tables in your current custom database;
-02- Generate a machine key
-03- Modify web.config […]
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