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Dataset Merge Failed To Enable Constraints

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Wednesday, April 11, 2007 12:18 PM by Ed Giardina # re: DataSet hell - "Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign-key constraints. If you know the Primary Key columns in your datatable you can loop through them here. One or more rows contain values violating non-null, If you don't want to enforce constraints then don't use a DataTable with constraints in the first place. Source

foreach (DataRow dr in dataTable) { if (dr.HasErrors) { Debug.Write("Row "); foreach (DataColumn dc in dataTable.PKColumns) Debug.Write(dc.ColumnName + ": '" + dr.ItemArray[dc.Ordinal] + "', "); Debug.WriteLine(" has error: " + dr.RowError); One or more rows contain values…." Thanks Joel. Duplicate records can generate duplicate primary keys which will cause this error. The solution was to just remove the Table and TableAdapter from the DataSet and add everything again.

Failed To Enable Constraints Tableadapter

That didn't work, but I could add a watch for the dataset and type .GetErrors after it and expand the values. Sunday, July 30, 2006 8:39 AM by John # re: Failed to enable constraints. General FAQ Ask a Question Bugs and Suggestions Article Help Forum Site Map Advertise with us About our Advertising Employment Opportunities About Us Ask a Question All Questions All Unanswered FAQ Though the actual View creation in the SQL db server, doesn't have any primary key defined or the NOT NULL defined, the VS designer is adding this Key/constraint.

  • When the user edits data in data-bound controls (or when you change data values in code), changes are made to the dataset's data immediately.
  • The problem was caused by a discrepancy between the defined max size of a data column in my project's XSD and the size in the database.
  • Friday, December 15, 2006 6:35 AM by Darren Wainwright # re: DataSet hell - "Failed to enable constraints.
  • Wednesday, November 08, 2006 5:00 AM by Tansu # re: DataSet hell - "Failed to enable constraints.
  • If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem.

I also kept loosing my Objectdatasource references in VS. Decided to search here and found here. You can save the schema as an XML schema with the WriteXmlSchema method, and the schema and data can be saved using the WriteXml method. Datatable Constraints One or more rows contain values…." While i don't have a way to identifying the problem column, i encountered this problem while doing a select and not specifying a field that

share|improve this answer answered Dec 26 '12 at 15:14 Somebody 1,15174464 My issue must have been MaxLength as well. Any one a solution for this problem? You can get then look at the RowError for each of these, which should tell you the column that's invalid along with the problem. This Site Unless you are using an impossibly old version of Informix, you should be using the SQL-92 style of joins.

Although I checked the querydesigner twice, DataSets have the habit of remembering stuff that is already gone. Visual Studio Command Window What I find odd, is that the error I encounterd is not consistent, that, is sometimes I am able to generate the report without the contraint error. In my case I also have a .xsd object which I put there during the project design time (the Data Access Layer). Problem will be fixed.

C# Datatable Disable Constraints

share|improve this answer answered Nov 24 '15 at 23:41 Shankar Arigela 111 add a comment| up vote 0 down vote In my case this error was provoked by a size of you can try this out 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 Failed To Enable Constraints Tableadapter One or more rows contain values violating non-null, unique, or foreign-key constraints."} I will not use the following fix because it breaks the next line in my code which is. Relax Or Turn Off Constraints In Your Dataset MyDataset.Tables[0].Merge1Failed to enable constraints.

Greg Saturday, July 22, 2006 12:44 AM by dudo # re: DataSet hell - "Failed to enable constraints. this contact form Now when I fill the tables, I get row errors for the child table, that he value need to be present in the parent table. http://stackoverflow.com/questions/7026566/failed-to-enable-constraints-one-or-more-rows-contain-values-violating-non-null Hope this will help you. Mar 23, 2014 09:50 PM|Rocket2009|LINK Hi Mansoor, I read through the link, tried the suggestions listed, but, no luck so far. Enforceconstraints = False

One or more rows contain values…." Darren - that's exactly it - I don't think I should even be doing these hhops to get the data I want. MSDN Functions .OOP LINUX forum .LINQ LINQ videous If some one helps you please rate them with out fail , forum doesn't expects any thing other than this Reply With Quote dataTable.GetErrors This will show you all datarows which have an error. http://qaisoftware.com/failed-to/failed-to-merge-lol.html Then I have started to test again to produce this error.

Sunday, October 03, 2004 11:52 PM by Sanjay Sheth # re: DataSet hell - "Failed to enable constraints. C# Try Catch One or more rows contain values…." Saved my day too! Sunday, September 03, 2006 10:43 AM by Dnote # re: DataSet hell - "Failed to enable constraints.

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I click on the column and set in the properties the size to 200 and the error was gone. One or more rows contain values violating non-null, unique, or foreign-key constraints. Mar 21, 2014 07:27 PM|Rocket2009|LINK Hi, I have an old project which was written with VS2005 and SQL Server 2005. But if it is more than 25+ then it raise error.I set datatype of siteName varchar(MAX)Record save in database but at the time fetching it raise error (i.e.(in load method) I

Ok now our RDLC report also configured. My dataset is based on a stored procedure. One or more rows contain values violating …”0Error in Stored Procedure: Failed to enable constraints. Check This Out Required fields are marked *CommentPlease Enter Security Code ⟲ Name * E-mail * Categories .Net (269) Ajax (15) Asp.net (256) Asp.net C# Vb.net Interview Question (8) C# (264) Crystal Report

One or more rows contain values violating non-null, unique, or foreign-key constraints Posted on September 5, 2014 by code display — 1 Comment ↓ Few days ago I found an error One or more rows contain values violating non-null, unique, or foreign key constraints0One or more rows contain values violating non-null, unique, or foreign-key constraints in SQL Script0Failed to enable constraints. Records following with strings of length 12 failed. When I tried DS1.Merge(DS2)I am getting an exception "Failed to enable constraints.

The content you requested has been removed. And this is exactly where things can go wrong and the only way out is rebuilding the tableadapter from scratch. Align DataSet with your ObjectDataSource. As far as I know, there's no meaningful way to parse and deal with this error message.

One or more rows contain values violating non-null, unique, or foreign-key constraints. If you are using a typed DataSet and you need just child data without any parent data then you should call GetData, which returns a new DataTable that is not part What code causes the error ? Can someone help?

Your Main table as a personForeignKey from your people table, and your people table has a ForeignKey from your ShoeSize table. Sunday, October 03, 2004 6:46 PM by Darren Neimke # re: DataSet hell - "Failed to enable constraints. Browse other questions tagged c# asp.net dataset constraints tableadapter or ask your own question. One or more rows contain values violating non-null, unique, or foreign-key constraints-2Error when click on Add in RadGrid: Failed to enable constraints. 1 or more rows contain values violating constraints0C# SQL:

Permalink Posted 30-Nov-09 2:31am Christian Graus662.7K Rate this: Please Sign up or sign in to vote. Solution 3 Accept Solution Reject Solution Well, real programmers write data layers. The best way to solve this issue is to delete the table adapter and create a new one instead. When the call was made to fill the table adapter, the above error message appeared, apparently because one of the columns in the db was larger than the XSD / table

It works now, I'm happy again…(damn workarounds) thx alot everyone… Tuesday, March 20, 2007 1:33 PM by Dennis Alzoubi # re: DataSet hell - "Failed to enable constraints. MSDN Functions .OOP LINUX forum .LINQ LINQ videous If some one helps you please rate them with out fail , forum doesn't expects any thing other than this Reply With Quote How this can be possible if it have non-null, unique, or foreign-key constraints?