Monday, May 16, 2011 7:47 PM 1 Sign in to vote AVOID "Select * from tablename" I had a webservice that connected to an SQL Express 2005 without any difficulties. Its throwing me an error. From the solutions listed on this thread, I can see that most people are having to turn off some or all of the constraints, because they don't really know what or please xplain clearly. his comment is here
Everything worked fine until the user entered more than 512 on that field and we begin to get the famous error message "Failed to enable constraints. All i want to do is populate the dropdownlist with a set of unique warhouse numbers. If you just create a new DataTable from scratch and call it's Load method then your code will work. 2007-2016 Why is my data not saved to my database? | MSDN One or more rows contain values violating non-null, unique, or...
Main query was returning datacolumn1 and datacolumn2 while my second query was returning just datacolumn1. Most of the fieldlenghts are "inherites" from the database, but some of them are simply set to a value of "10". I have the same error but maybe it's a different reason. Upon doing so, I discovered two columns in the DS whose MaxLength was SHORTER thanwhat was defined in thetable column.
Anyone with suggestions ? When I looked at the SQL Server logs, I see [Error :18456, Severity:14, State: 11.] which is telling me that the Login is valid, but server access failed. Advanced Search VBForums Visual Basic Visual Basic .NET VS 2008 [RESOLVED] Failed to enable constraints. Failed To Enable Constraints Oracle Records following with strings of length 12 failed.
Failed to enable constraints. C# Datatable Disable Constraints WEATHER-resistant GFCI's required in bathrooms? I did not return any more than one column via the sproc. Solution: Right click on the key icon and select 'Delete Key'.
One or more rows contain values violating non-null, unique, or foreign-key constraints. Visual Studio Command Window this worked !!! share|improve this answer answered Dec 26 '12 at 15:14 Somebody 1,14174364 My issue must have been MaxLength as well. I click on the column and set in the properties the size to 200 and the error was gone.
I can preview the data fine.In my BLL I wrote code (see below) to retrieve the query results and I'm getting...Using db As New dsDemoTableAdapters.DemoTableAdapter Dim dt As New DataTable dt Friday, February 15, 2008 6:49 PM 0 Sign in to vote Thanks for your help. I will try this on monday and give you a feedback. Regards, blackjack Friday, Failed To Enable Constraints Reportviewer When the ExplorerOM library (which makes extensive use of the System.Data.Dataset and the Relations collection) loads the data and attempts to enforce the Relations in the Dataset, an exception is thrown Relax Or Turn Off Constraints In Your Dataset If 100 good rows are returned and then 1 bad row, there won't be a RowError on Rows(0), will there? –PaulStock Sep 21 '12 at 17:08 add a comment| up vote
Thanks. this content Or How do I specifiy the SSL version options in the LDAP connection? I wish the error was more information. MJ Reply seed Member 11 Points 49 Posts Re: Failed to enable constraints. Enforceconstraints
This means that every table column created with the constraint of "not null" or "foreign key" must also be present in the result of your SQL statement of stored procedure. a mismatch in column definition (e.g. you taught me something new today... –Athar Anis Jan 16 '13 at 6:08 5 For C# command is as follows: >? http://chatflow.net/failed-to/c-datatable-disable-constraints.html How do you do the data binding ?
Linux questions C# questions ASP.NET questions fabric questions C++ questions discussionsforums All Message Boards... C# Try Catch Table and Table1.. One or more rows contain values violating non-null, unique, or foreign-key constraints.
Obviously, I don't want to give all our users sysadmin rights. Please remember to click “Mark as Answer” on the post that helps you. I also had to change to nvarchar(MAX), but the DataTable had kept MaxLength at 10! One or more rows contain values violating non-null, unique, or foreign-key constraints.Why would previewing the data work but in code it fails?Any ideas?
How do I create armor for a physically weak species? As a consequence, should you have rows with repetitive values in that parent field (pfield) you'll get this exception too. The very first connection it tries to make fails, which thankfully forces the application to exit before ay other connections are made. check over here That solves all the problems you are complaining about.See:http://www.rickiswright.com/Home/TableAdapterWhitepaper/tabid/56/Default.aspxFor other ways to Fill a TableAdapter data table.Rick Wright Proposed as answer by typetrice Tuesday, May 12, 2009 2:06 PM Sunday, May
One or more rows contain values violating non-null, unique, or foreign-key constraints. As far as I can tell, there is not any circumstances where the "the code is regenerated", I've had to edit that file all the time (add columns, delete columns), no When I run the query in SQL server I get a resultset. All contents are copyright of their authors.
One or more rows contain values violating non-null, unique, or... I have an .xsd file with a GetRecord query that returns a group of records. I tried to use the EnforceConstraints = false, i also tried to look and edit the xsd file, but with no results.. at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection) at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning() at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) at System.Data.SqlClient.SqlDataReader.ConsumeMetaData() at System.Data.SqlClient.SqlDataReader.get_MetaData() at System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior
Run your query in SQL Management Studio and ensure there are not duplicate records being returned.