The DELETE statement conflicted with the REFERENCE constraint ""

This is one of the most common errors which occurs while you are deleting a record/records from a table.

"Msg 547, Level 16, State 0, Line 1
The DELETE statement conflicted with the REFERENCE constraint "". The conflict occurred in database "", table "", column ''.
The statement has been terminated."

Procedure or function '' expects parameter '', which was not supplied.

Many time you may come across the below. This might be when you are executing a stored procedure or a function or error might have been caught in Application.

"Msg 201, Level 16, State 4, Procedure , Line 0
Procedure or function '' expects parameter '', which was not supplied."

Microsoft SQL Server 2014 Available for download

How many of you know that Microsoft has released SQL Server 2014. SQL Server 2014 was released to manufacturing on March 18, 2014, and released to the general public on April 1, 2014. You get all the information on this version and download information on Microsoft Website out of which some of the links are below mentioned.

Want to know more about SQL Server 2014? Here you go: http://www.microsoft.com/en-us/server-cloud/products/sql-server/

SQL Server Backup job failing with error 0x00000001 Exception has been thrown by the target of an invocation.

I am came across a strange issue. My backup Jobs was continously failing with error "0x00000001 Exception has been thrown by the target of an invocation.". But when I went to backup file path location and checked, the backups were happening but the Job was failing. There was no further error stack trace or no clue in my error logs or in windows event logs. I was totally blank so as to what was happening.

Cannot perform a backup or restore operation within a transaction.BACKUP DATABASE is terminating abnormally.

You are trying to take a Database Backup and you might end up with below error:

"Msg 3021, Level 16, State 0, Line 1
Cannot perform a backup or restore operation within a transaction.
Msg 3013, Level 16, State 1, Line 1
BACKUP DATABASE is terminating abnormally."

The error clearly says you are running Backup operation under a transaction, sample code below

QUERY:

BEGIN TRAN
GO
USE master
GO
BACKUP DATABASE [TEST] TO DISK = 'C:\Test.bak'
GO

Sample Error Screenshot:

Cannot perform a shrinkdatabase operation inside a user transaction. Terminate the transaction and reissue the statement.

Have you ever come across a Error saying "Cannot perform a shrinkdatabase operation inside a user transaction. Terminate the transaction and reissue the statement."

what happened, what is the case. Its simple, You might be running the ShrinkDatabase command within a transaction as sample below.

BEGIN TRAN
GO
DBCC SHRINKDATABASE(N'Test' )
GO

Error Screenshot:

Unable to cycle error log file from '' to '' due to OS error '32(The process cannot access the file because it is being used by another process.)'.

You try to recyle your Error log file say using EXEC sp_cycle_errorlog or you have scheduled a Job to recycle your Error log file on periodic bases and sometime you might come across below error

Cannot perform a differential backup for database "", because a current database backup does not exist.

There are many scenarios where in you might come across a Differential Backup Job failed with following error.

"Cannot perform a differential backup for database "", because a current database backup does not exist.Perform a full database backup by reissuing BACKUP DATABASE, omitting the WITH DIFFERENTIAL option.  BACKUP DATABASE is terminating abnormally."

Backup, file manipulation operations (such as ALTER DATABASE ADD FILE) and encryption changes on a database must be serialized.

You might have come across this error in some of the occasion.

"Backup, file manipulation operations (such as ALTER DATABASE ADD FILE) and encryption changes on a database must be serialized. Reissue the statement after the current backup or file manipulation operation is completed."

You might get this error when one of your Backup Job fails or Shrink Database Job fails or while you are taking a backup manually or shrinking a database manually etc.

Ever wondered what is this and what caused this error?

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