Event ID - 3355

Event Id3355
SourceWindows SharePoint Services 3
DescriptionCannot connect to SQL Server. %1 not found. Additional error information from SQL Server is included below.
%2
Event InformationAccording to Microsoft :
Resolution :
Grant correct permissions to the database access account
You must be a member of the SharePoint Administrators group to perform this task.
To assign the database access account
1.In Central Administration, on the left navigation pane, click Operations.
2.On the Operations page, in the Security Configuration section, click Security accounts.
3.On the Security Accounts page, in the Credential Management section, select the Web application pool option.
4.Select the Web service from the Web service drop-down list. The default is "Windows SharePoint Services Web Application".
5.Select the Web application pool from the Application pool drop-down list.
6.Select the Configurable option.
7.Type the correct domain account into the User name box and the password for that account into the Password box.
8.Click OK to save changes.
9.Restart IIS.
To ensure that this account has correct permission in SQL Server
1.Connect to the computer running SQL Server by using an account with administrator permissions.
2.In SQL Server Management Studio, open the Security node, and then open the Logins node. You should see the account listed as a SQL Login.
3.If the account is there, then open the database node, open the Security node under the database, and then open the Roles node.
4.Open the Database Roles node and double-click the db_owner role to open its properties.
5.In the Database Roles Properties dialog box, under Members of this role, you should see the database access account. If the account is not there, add it by clicking Add.
Verify :
You must be a member of the SharePoint Administrators group to perform this task.
To ensure that any database issues have been resolved
1.Use the command Stsadm.exe -o enumsites to list the sites for each Web application to list all sites in the various databases, and locate one site in each database.
2.Browse to that site, and ensure that the appropriate page rendered. If you get an access denied page with an option to request access, or the option to sign in as a different user, the operation completed successfully.
3.In Central Administration, on the left-hand navigation pane, click Application Management.
4.On the Application Management page, in the SharePoint Site Management section, click Quota templates.
5.On the Quota Templates page, create a new quota template. The specific settings are not relevant to this verification test. You are creating the template to see if it can be accessed in step 7.
6.Click OK to save the quota template.
7.Refresh the browser window, and then return to the quota templates page. If the quota template that you created can be selected, then access to the Windows SharePoint Services 3.0 Configuration database has been restored.
8.Click Delete to delete the quota template.
Reference LinksEvent ID 3355 from Source Windows SharePoint Services 3

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