Rowupdating old values null
Jisun's changes to the product name have been overwritten.Figure 1 graphically depicts this series of events. IO; public partial class Styles_Consolidated Producers : System. Page Markup: "Master Detail" is my datasource - when I put that line right before Grid View1. Invalid Operation Exception: Both Data Source and Data Source ID are defined on ' Grid View1'.
For a web application that allows multiple users to edit data, there is the risk that two users may be editing the same data at the same time.
Figure 1: When Two Users Simultaneously Update a Record There s Potential for One User 's Changes to Overwrite the Other 's (Click to view full-size image) Similarly, when two users are visiting a page, one user might be in the midst of updating a record when it is deleted by another user.
Or, between when a user loads a page and when they click the Delete button, another user may have modified the contents of that record.
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Basically, the Grid View is not showing the updated values after the update event occurs.