I'm re-posting the last part of my previous post because it got cut off.<br /><br /><br />As mentioned, the data loads correctly into the grid. But the updateGridRows call doesn't <br /><br />work for some reason. Data on the grid doesn't change. When I traced the code using firebug, <br /><br />I noticed jqgrid is throwing an error ("jqGrid - No such method: updateGridRows") here:<br /><br />