fix concurrent violation error in vb 2005 Mission Viejo California

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fix concurrent violation error in vb 2005 Mission Viejo, California

If immediately before that, you put a DataView on the relevant table with its .RowStateFilter set to DataViewRowState.Added, what is its .Count? UpdateCommand - Updates rows at the data source for all rows in the table with a RowState of DataRowState.Modified. making any UPDATE or select command makes changes to an temporary dataset and when we use: Code: Me.TrainedBindingSource.EndEdit() Me.TrainedTableAdapter.Update(Me.DatabaseDataSet.Trained) then the actual changes to database is made i.e temporary one will drIssueRow.RowState Added {4} System.Data.DataRowState =========================================================== Private drIssueRow As My_Forms_Inheritance_Library.My_Issues_DataSet.IssueRow 'Add a new empty row to the datatable drIssueRow = Me.My_Issues_DataSet.Issue.NewIssueRow 'Add line here drIssueRow.EndEdit() drIssueRow.RowState Detached {1} System.Data.DataRowState <= I would

Can somebody please help with that code? Get 1:1 Help Now Advertise Here Enjoyed your answer? With the passing of Thai King Bhumibol, are there any customs/etiquette as a traveler I should be aware of? Because closing the application and reopening it immediatly, I'm allowed to update the values of the cells.

After trying to troubleshoot what the problem might be, I just deleted that table and recreated it and the problem went away. Can you post more information? Having weird issues also were my database will be wiped out. then I can update the child rows and click the second save button and it saves what I edit.

so, if you can just create ice cream yourself, as you need it, you don't have to worry about the chocolate getting in the way. The parameter must be Input/Output direction Reply TBQ says: September 2, 2015 at 1:51 pm (VS2012 Update 4, F/W 4.5.51209) I came across a flaw (bug) in the interface between the View 2 Replies Concurrency Violation: The DeleteCommand Affected 0 Of The Expected 1? MSDN: Data Walkthroughs | "How Do I?" Videos My Blog: Custom Events | Data Among Multiple Forms Beginner Tutorial Reply With Quote 04-26-2013,10:57 PM #3 Socarsky VB.NET Forum Genius .NET Framework.NET

Finish the wizard. I used the IDE to do just about everything. One of the many posts I came across on this error in MSDN stated the following: "If the data adapter is using the UpdateCommand on a new row, that means that I can usually enter info into some of the boxes and leave the rest blank the first time around.

Its a pretty generic error sometimes and can boggle the mind.. For more information, see the section in this topic on the "Optimistic Concurrency Model for Updates and Deletes". So, have you actually compared the original data in your DataRow to the data in the database? Ed 0 LVL 18 Overall: Level 18 Visual Basic.NET 15 .NET Programming 11 Message Expert Comment by:vbturbo2008-01-05 VBpro: Hope you dont mind me bumping in here.

No problems what so ever. This raises the conflict and it thinks there is a concurrency problem. View 1 Replies VS 2010 Concurrency Violation In Dataset Oct 26, 2010 When my project starts, it first checks for the existence of certain rows in the database. Block for plotting a function using different parameters Players stopping other player actions Does chilli get milder with cooking?

View 3 Replies VS 2005 Update Existing Row Concurrency? Reply Bozo says: September 4, 2015 at 1:19 pm More commonly than missing data, I think people must run into the situation I resolved. Reminds me one more pls. That's obviously a terrible thing to do, but it works.

Proposed as answer by lorenzolowrince Tuesday, July 21, 2009 4:35 AM Thursday, January 10, 2008 4:56 AM Reply | Quote 0 Sign in to vote I am having the same issue. regards, I did this and I'm happy with it asIexpect the database to remain small (ie sub 1000 records) so is fairly quick. Having 0 record. [URL] View 1 Replies VS 2008 Master/detail:Concurrency Violation:pdatecommand Affected 0 Of The Expected 1 Records May 8, 2009 My client recently got this error but I can't reproduce Using Code Tags makes the difference: Code is easier to read, so its easier to help.

Thank you for all you help so far though. are trying to add somrthing new to tblBasicBid or just to modified..? >I'm not usingBindingsource.AddNew >I'm trying to add something new and also to modify. In my save code, most of items save fine. Inserts values for all columns that are updateable (but not columns such as identities, expressions, or timestamps).

e.Row.Cells["primary key column name"].Value = some value or e.Row.Cells[integer representing primary key column].Value = some value 3. I am using oledb to read and update a MS Access DB in an ASP.NET application.I read the member dataset and fill it using the data adapter.I modify the row of But sometimes I get a concurrency violation message. "Concurrency violation: the UpdateCommand affected 0 of the expected 1 records." It happens on the same records each time - once this happens, They could be updating within the same row but still not the same record.It seems to be happening when the program is open for a little while and they come back

from earlier experience i can only say that it occurs rearly and when it does then it is very random, which makes it very hard to track down. A modified DataRow has both old and new values, so it uses these old values to compare with the values in the DB and if they are not the same this Doctor_ID) from the WHERE clauses of UPDATE and DELETE statements and the error quickly got removed. Yeah, that's strange.

This becomes an issue if you continually add rows for no reason. the designer in many way is like ice cream withchocolate sauceon top, when you don't need the chocolate. Friday, October 17, 2008 6:45 PM Reply | Quote 0 Sign in to vote When you use tableAdapters to get rows into a typed dataset the adapter saves the original data This means that the the Command has a long WHERE clause where it checks all old values.

Update Datagridview After Update On Ok Click Event? So lets be alive. ! Post your question and get tips & solutions from a community of 418,551 IT Pros & Developers. Using Code Tags makes the difference: Code is easier to read, so its easier to help.

You DO NOT use both a DB Direct method AND a non-DB Direct method. or last recordI suppose, asI dont do any sorting or anything special. This then means that if you are trying to update a row that no longer exists in the database, the update from the DataAdapter the update will fail with the exception Please note in following code I am updating Grid one column and updating the Database. "mySymbolMastertable" table is already populated with changes.

For example in my case a rather lengthy WHERE clause (which was trying to compare more than a dozen columns) was modified to WHERE (Doctor_ID = @Original_Doctor_ID).I hope it would help. Thanks for your help! 0 LVL 18 Overall: Level 18 Visual Basic.NET 17 .NET Programming 14 Message Expert Comment by:John (Yiannis) Toutountzoglou2013-04-18 Did you use Bindingsource.AddNew? The update command is large, is there a way for me to write a shorter version?