İmport Hatasi cok Acil

arkadaşlar dünden beri proticaret kurmaya calisiyorum fakat hata veriyor hatayi allta belirtim sql kullanici bilgilerini giriyorum tamam diyorum ve bu hata cikiyor sizce nedir bu

Hata oluştu : Column already has a DEFAULT bound to it.
Could not create constraint. See previous errors. Sql : System.Data.SqlClient.SqlException (0x80131904): Column already has a DEFAULT bound to it.
Could not create constraint. See previous errors.
at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
at System.Data.SqlClient.SqlInternalConnection.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.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout)
at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
at ASPNetPortal.installPage.ProceedSQLScripts(String pathToScriptFile, String connectionString)
ClientConnectionId:4151a6a6-7419-4bd4-a836-d3dcba0ee25b
Script Çalıştırılıyor dosya: C:\Inetpub\vhosts\............\httpdocs\install\scripts\createDatabase.sql