arkadaşlar dunden 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(SqlExc eption exception, Boolean breakConnection, Action`1 wrapCloseInAction)
at System.Data.SqlClient.SqlInternalConnection.OnErro r(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
at System.Data.SqlClient.TdsParser.ThrowExceptionAndW arning(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.RunExecuteNonQuer yTds(String methodName, Boolean async, Int32 timeout)
at System.Data.SqlClient.SqlCommand.InternalExecuteNo nQuery(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 Calıştırılıyor dosya: C:Inetpubvhosts............httpdocsinstallscriptsc reateDatabase.sql