I have a square matrix of size 64 on RadGrid. When I try to edit values appears the error message attached. Is there a limitation of columns for editing in RadGrid ?
I'm using the new Q3 2009.
If you are binding your grid with SimpleData Binding techniques(calling DataBind() method), then you can place the code in PageInit event or rather use AdvancedDataBinding techniques to bind your grid. Here are a few forum links that i found out which discuss about the same error.Take a look at these to understand better: