I have a project where I am accept data to be entered by the user in to a Datagridview. When the user adds data and clicks save the changes are saved to the database without any issues. The problem comes in when the user trys to add edit an existing row in the datagrid that has already been saved.
A concurrency error is returned when trying to add or change an existing row in the datagrid after the first change has been made. I have be reading articles all over the web about this but can't seem to find a solution. I read somewhere that I should not use a command builder (which I am not) and define the insert and update commands myself (which I did). I am not sure what I need to do to resolve this my i have to find a awnser somewhere and am hoping someone can help me out.
I am using a datatable to populate the datagridview and trying to save the changes to an MSAccess database. When trying to save the changes I am updating the dataadapter as follows:
The average business loses $13.5M per year to ineffective training (per 1,000 employees). Keep ahead of the competition and combine in-person quality with online cost and flexibility by training with Linux Academy.
Calculating holidays and working days is a function that is often needed yet it is not one found within the Framework. This article presents one approach to building a working-day calculator for use in .NET.
Email security requires an ever evolving service that stays up to date with counter-evolving threats. The Email
Laundry perform Research and Development to ensure their email security service evolves faster than cyber criminals. We apply our Threat…
Nobody understands Phishing better than an anti-spam company. That’s why we are providing Phishing Awareness Training to our customers.
According to a report by Verizon, only 3% of targeted users report malicious emails to management. With compan…