Login failed for user ‘xxx’. Reason: Server is in single user mode. Only one administrator can connect at this time.

Issue – Login failed for user ‘xxx’. Reason: Server is in single user mode. Only one administrator can connect at this time. Cause – Ensure SQL Server is not running in Single user mode by checking start-up parameter. if you see -m; it mean your SQL is running with single user mode. -m : Starts an… Read More Login failed for user ‘xxx’. Reason: Server is in single user mode. Only one administrator can connect at this time.

Server TCP provider failed to listen on [ ‘any’ 1433]. Tcp port is already in use.

Issue – Today I faced very weird issue; on multi instance SQL Server machine, couple of SQL Services was not starting after Server reboot ( In my case it was SQL 2014 and SQL 2016 ) and every time I was trying to restart my SQL Services, I was getting below error message –  … Read More Server TCP provider failed to listen on [ ‘any’ 1433]. Tcp port is already in use.

The server principal “XYZ\USER” is not able to access the database “YourDBName” under the current security context

My Development team contacted me and said they are not able to access database  “The server principal “XYZ\USER” is not able to access the database “YourDBName” under the current security context” when I looked into server server I found – Login was there and access was granted. When I looked into database I found user… Read More The server principal “XYZ\USER” is not able to access the database “YourDBName” under the current security context

Replication – Snapshot is not getting generated

Replication issues and resolutions Today I have encountered very strange issue – Scenario – Snapshot is not getting generated for newly added articles or Error when setting up Transactional Replication via SQL scripts. Msg  14100, Level 16, State 1, Procedure sp_MSrepl_addsubscription, Line 533 Specify all articles when subscribing to a publication using concurrent snapshot processing. Step performed to… Read More Replication – Snapshot is not getting generated

How Get SQL Server Job Name with help of program name

How Get SQL Server Job Name with help of program name SQLAgent – TSQL JobStep (Job 0x0854F6E4F9E5AE48B164966C0553C8B0 : Step 4) Step -1 Create Below function SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO CREATE FUNCTION [dbo].[GetJobIdFromProgramName] ( @program_name nvarchar(128) ) RETURNS uniqueidentifier AS BEGIN DECLARE @start_of_job_id int SET @start_of_job_id = CHARINDEX(‘(Job 0x’, @program_name) + 7… Read More How Get SQL Server Job Name with help of program name

How to create Blocking alert and generate e-mail alert.

Being SQL DBA it’s one of Important task to have real time blocking alert on server. This example demonstrate how to configure blocking alert and capture blocking Step 1 – Create SP to check blocking log – This SP will help to identify blocking on server with specific time ( in this example it’s for 2… Read More How to create Blocking alert and generate e-mail alert.