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Code to reproduce: public Form1() void rad Grid View1_Row Validating(object sender, Row Validating Event Args e) Steps to reproduce: 1. Press Tab several times Work around: Use custom navigator:rad Grid View1. It provides you with the possibility to choose what type of validation to apply for each instance of Rad Grid View. In the previous examples, the data was validated per cell, using the Cell Validating event or property validation.It is a Flags Enumeration and can take the following values: The cell validation occurs when a Grid View Cell is edited and its new data is about to be committed. You can do the same thing per row, using the Row Validating event. Length Figure 4 shows the result from a failed validation. Is Null Or Empty(value)) else private void rad Grid View1_Row Validating(object sender, Row Validating Event Args e) { var row = e. I think I may be overlooking something silly here, but after two days of trying almost every imaginable permutation of options, I am still stuck! Is Null Or Empty is automatically also true, so the code is never executed. = null) else The problem is, when the row == null returns true, the string.

Handle the Cell Validated event to perform post-validation processing.Canceling this event cancels the changes to the current cell.When this event is canceled in data-bound mode, the new value is not pushed to the underlying data source.For more information about handling events, see NIB: Consuming Events.Data Grid View Cell Validating Event Handler Data Grid View Cell Validating Event Args Cell Validated Data Grid View Cell On Cell Validating Data Grid View Class System.

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