> For the complete documentation index, see [llms.txt](https://docs.devolutions.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.devolutions.net/server/knowledge-base/troubleshooting-articles/the-insert-statement-conflicted-with-the-foreign-key-constraint.md).

# The INSERT statement conflicted with the FOREIGN KEY constraint

As an administrator of the Devolutions Server instance, you receive this error message:

```
SqlException - The INSERT statement conflicted with the FOREIGN KEY constraint "FK_ConnectionState_ConnectionID".
The conflict occurred in database "DSERVER", table "dbo.Connections", column 'ID'.
The statement has been terminated. at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) at System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption) at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) at System.Data.SqlClient.SqlCommand.ExecuteNonQuery() at Devolutions.Server.DatabaseManager.ExecuteNonQuery(String sql, IEnumerable`1 parameters, CommandType commandType) at Devolutions.Server.ConnectionLogManager.AddLogEntry(SessionContext context, LogEntryEntity logEntry) --- INSERT INTO ConnectionLog ( [ID] ,[Username] ,[MachineName] ,[Message] ,[MessageType] ,[ConnectionName] ,[ConnectionTypeName] ,[ConnectionID] ,[ConnectionUserName] ,[StartDateTime] ,[EndDateTime] ,[StartDateTimeUTC] ,[EndDateTimeUTC] ,[GroupName] ,[CustomerID] ,[Comment] ,[LoggedUserName] ,[Prompt] ,[SecurityGroup] ,[Cost] ,[Data] ,[UserInfoID] ,[SupportClose] ,[CloseMode] ,[OpenMode] ,[HostName] ,[Application] ,[IsEmbedded] ,[RepositoryID] ) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)
```

### Solution

Please contact us at <service@devolutions.net> and we will send you an SQL statement to execute on the database to fix this issue.


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