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Constraint Exception Failed To Enable Constraints

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AND b.batch_no = .... Your question seems to mention two outer joins, but you only show one in the example query. current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. Tuesday, August 08, 2006 10:38 AM by Dnote # re: DataSet hell - "Failed to enable constraints. Check This Out

One or more rows contain values violating non-null, unique, or foreign-key constraints. Feb 28, 2011 02:58 AM|Qin Dian Tang - MSFT|LINK Hi, You have only 300, the max is 4000. Tuesday, November 16, 2010 9:08 PM 0 Sign in to vote Please check you property window for wat you have to assign. but none of the previous solutions works for me.. recommended you read

Failed To Enable Constraints Tableadapter

Tuesday, May 12, 2009 10:14 PM 0 Sign in to vote That is total and utter BS! Basically, the problem is because the tableadapter fills my dataset with data from the entire table in the database. 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 Your reference will not appear until it has been cleared by a website editor.

  • I changed the second query to return the datacolumn2 but not use it and it solved the problem.
  • How to interpret this decision tree?
  • This is several million rows of data.
  • One or more rows contain values violating non-null, unique, or foreign key constraints1Violation of UNIQUE KEY constraint while updating field104Failed to enable constraints.
  • Not the answer you're looking for?
  • Monday, May 05, 2008 9:25 AM 0 Sign in to vote In my case the xsd file had created in 2 primary keys...
  • One or more rows contain values violating non-null, unique, or foreign-key constraints6Failed to enable constraints.
  • I see that even recent posts still appreciate your suggestion as the one that gets people back on track.

How did Adebisi make his hat hanging on his head? See more: .NET2.0 C# .NET Hello Can any body help me?I bind a dataset to combobox. (siteName, siteId) At the run time I got following error."Failed to enable constraints. Best of luck, Joel Thursday, July 20, 2006 11:57 AM by Hans # re: DataSet hell - "Failed to enable constraints. Failed To Enable Constraints Oracle MyServices Terms &Conditions PublicSpeaking TDDTraining Team LeaderTraining « Some news while I was gone | Main | A new book: Network science, and what SOA has to do with it »

Sunday, October 03, 2004 6:46 PM by Darren Neimke # re: DataSet hell - "Failed to enable constraints. C# Datatable Disable Constraints Cost effective drivetrain maintanance Is the use of username/password in a mobile app needed? For whatever reason when I added the view to the data it added a primary key constraint to one of the columns when there shouldn't have been one. http://stackoverflow.com/questions/25660568/failed-to-enable-constraints-one-or-more-rows-contain-values-violating-non-null I just wanna add on that while one may have successfully normalized DB, updated any schema changes to their application (e.g.

dt.GetErrors()[0] {System.Data.DataRow} HasErrors: true ItemArray: {object[10]} RowError: "Column 'eval' does not allow DBNull.Value." –Anyname Donotcare Aug 14 '11 at 8:09 2 Awesome. Datatable Geterrors Wednesday, January 24, 2007 11:02 AM by Siju # re: DataSet hell - "Failed to enable constraints. I know that Ken Tuckers solution is a good place to look, and it is also the direction pointed to by the error message and Visual Studio Help. i am loading a datatable , but while calling _DtTrainsWd.Load(Dr) i am getting above error the SQL i am using is returning some fields null values , but fulfilling my need

C# Datatable Disable Constraints

Linux questions C# questions ASP.NET questions fabric questions C++ questions discussionsforums All Message Boards... https://social.msdn.microsoft.com/Forums/en-US/27aec612-5ca4-41ba-80d6-0204893fdcd1/failed-to-enable-constraints-one-or-more-rows-contain-values-violating-nonnull-unique-or?forum=Vsexpressvb What time does "by the time" mean? Failed To Enable Constraints Tableadapter Solution 4 Accept Solution Reject Solution What i can make out from the error is that your table return some duplicate data for a column which is declared as primary key in your Relax Or Turn Off Constraints In Your Dataset I disabled constraints to no effect.

In other words if you have a field that does not allow nulls then it must be in the SELECT field list for the function that is called. his comment is here One or more rows contain values violating non-null, unique, or foreign-key constraints. One or more rows contain values violating non-null, unique, or foreign-key constraints. What is the difficulty of an encounter when a monster can transform? Enforceconstraints = False

The problem arised from xsd typed Datasets not synchronizing with Database field type changes. Code provided above I know what I want to do and the idea is simple, but I have found the application extremely hard given the reliance of the project on .xsd. The second table I make the outer join on contains a composite primary key which are null in the previous outer join query. this contact form Even when you cycle through rows in error, there's nothing to point back to the original row index or field values???

Primary key in this table is made by 2 columns (the reference with mysql database is correct) the exception cames out in calling a select query method like this: SELECT Datatable Constraints One or more rows contain values…." The same issue came up only when we upgrade the db to SQL Server 2005 for 2000, while the middle tier is always using .NET 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.

However, this is one more pathetic error message from MS.

One or more rows contain values…." I ran into this problem as well, and it actually had nothing to do with null or unique values. I have an .xsd file with a GetRecord query that returns a group of records. share|improve this answer answered Sep 24 '14 at 18:55 hlyates 5281623 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign C# Datatable Remove Constraints Wednesday, April 11, 2007 12:18 PM by Ed Giardina # re: DataSet hell - "Failed to enable constraints.

Googled, but found no similar issue. Thursday, November 30, 2006 8:26 AM by Marja Klaver # re: DataSet hell - "Failed to enable constraints. Thanks a lot Luis. http://1pxcare.com/failed-to/failed-to-enable-wpa-on-the-driver.html Great(!) Solved it for this one record by going into the table and replacing the NULL with False, manually.

But there werent any error in any of the tables. One or more rows contain values //violating non-null, unique, or foreign-key constraints. One or more rows contain values…." Joel, you are the man. Although it was on a DataSet and I just iterated through each table, then each row. +10 if I could. –Andez May 7 '14 at 15:49 This worked for

I could select and preview data OK. How would you rate this article? The attachment is currently being processed. In Visual Studio, When we pull a View from "Server Explorer" to the Designer window, it is adding either a Primary key on a column randomly or marking something to a Is it bad practice to use GET method as login username/password for administrators?

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: e.g. You can also right click on a column and select "Properties" to see the list of properties of a column in the VS Data access designer and change the values appropriately. For example, we prefer not to have greetings and signatures in the answers (it's considered "noice", please see the FAQ).

It says: A first chance exception of type 'System.Data.ConstraintException' occurred in System.Data.dll The exception snapshot states the following: {"Failed to enable constraints. How to help reduce students' anxiety in an oral exam? Is the use of username/password in a mobile app needed? One or more rows contain values violating non-null, thanks for the reply If you don't want to enforce constraints then don't use a DataTable with constraints in the first place.

When working with the DataSet designer, and I do that a lot, a lot of things are automatically wired up for one. asked 2 years ago viewed 317 times active 2 years ago Related 0Failed to enable constraints. One or more rows contain values…." I had a get statement that would not work with the schema of my table adaptor….after hours of insanity I decided to just add another 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);

I tried all the proposed solutions posted here, but no luck at all because the problem had nothing to do with fields size, table key fields definition, constraints or the EnforceConstraints Why this happened is beyond me, but I have been altering the database and the DataSet a lot. share|improve this answer answered Aug 13 '11 at 19:28 Jonathan Leffler 453k62523839 add a comment| up vote 1 down vote DirectCast(dt.Rows(0),DataRow).RowError This directly gives the error share|improve this answer answered Sep