I realize that my problem is with the ENFORCECONSTRAINTS property - which I cannot figure out how to modify. Solution: Right click on the key icon and select 'Delete Key'. Tuesday, February 26, 2008 10:25 PM 0 Sign in to vote It doesnt make sense to me because I do not know what is causing the problem but this is what Dec 15, 2010 08:26 AM|kfransson|LINK IT is really annoying that VS does not give more clues as to what is the source of the error. Check This Out
One or more rows contain values violating non-null, unique, or foreign-key constraints. I can click on Query Builder and Execute Query and I get the same couple of hundred rows returned. How this can be possible if it have non-null, unique, or foreign-key constraints? Thursday, January 18, 2007 11:30 AM 1 Sign in to vote Ken, While your response didn't seem to help this guy, it did resolve my issue. I simply removed the
Tuesday, August 04, 2009 10:10 AM 0 Sign in to vote Congratulation Simon. Not the answer you're looking for? i just modified the string value inside the dataset and its working fine now.
Strangely enough the missing column doesn't show up in the query window when configuring the query (but does when using the preview data function). The column that I changed from "nvarchar(512)" to "nvarchar(MAX)" still had the 512 value on the MaxLength property so I changed to "-1" and it works!!. how to solve the problem of "Failed to enable constraints. Failed To Enable Constraints Oracle Friday, October 28, 2011 2:56 AM 0 Sign in to vote I had the same problem.
I tried setting EnforceConstraints=False I read dozens of forum posts here about this subject and cannot figure out why this is happening. Datatable Geterrors I was done problem solved in less then 10 minutes. Jun 09, 2009 02:38 AM|madhuripotru|LINK I have also same problem where we have to set enforce constraints option false plese give reply fastly its very urgent Reply madhuripotru None 0 Points Thanks. ‹ Previous Thread|Next Thread › This site is managed for Microsoft by Neudesic, LLC. | © 2016 Microsoft.
One or more rows contain values violating non-null, If this is your first visit, be sure to check out the FAQ by clicking the link above. https://forums.asp.net/t/1258783.aspx?Failed+to+enable+constraints+One+or+more+rows+contain+values+violating+non+null+unique+or+foreign+key+constraints la2texas I also have received the same error message, I dont want to make another post seeing as how you already created one. Failed To Enable Constraints Tableadapter One or more rows contain values violating non-null, unique, or... Relax Or Turn Off Constraints In Your Dataset The duplicates are basically the id's of image files which could be purchased by different people, so if several people bought the same image, its primary key could appear more than
I could select and preview data OK. his comment is here Browse other questions tagged c# asp.net sql database informix or ask your own question. I display iUserID right before I execute those commands, so the right number is being passed. Dec 07, 2010 01:27 AM|armadillo.mx|LINK FirasDaw Hi All I think I found the solution coz it worked for me pefectly, All what u have to do is to check the length Enforceconstraints = False
Posted 30-Nov-09 2:18am archana_Kalyankar550 Updated 22-Jun-16 19:51pm keetawat781 v4 Add a Solution Comments Member 10367533 25-Apr-14 2:53am I got same error msm, i have completed my project , finally It will allow you to identify bad data and help resolve the issue. One or more rows contain values violating non-null, unique, or foreign-key constraints. this contact form Aug 28, 2009 03:22 PM|Chaka44|LINK This may seem like generic advice; However it helped me to find a stored procedure was not returning the same dataset as the data-table defined.
I have the same error but maybe it's a different reason. Datatable Constraints 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. on the properties you will find the option.
Where is this option?! the maxlength solution is not useful for mw beacause in my table i have 3 int columns and its maxlength is -1 by default.. Thnaks. Visual Studio Command Window This earns you a point and marks your thread as Resolved so we will all know you have been helped.
Oct 23, 2009 11:34 AM|mike.waring|LINK hi there i havehad exact same problemfor weeks. in the end I went into the database and changed my bit field to allow null, and then refreshed my xsd, and refreshed my wsdl and reference.cs and now all is Reply ribald None 0 Points 4 Posts Re: Failed to enable constraints. navigate here Basically, the problem is because the tableadapter fills my dataset with data from the entire table in the database.
Ive seen all these posts saying disable enforceConstraints on the DataSet.