Hello

I am also in the same issue.
For now I change the source of jqGrid…

The change in jquery.jqGrid.min.js was very simple…

…if(a.p.grouping){if(u.groupSorted===true){r.orderBy(C,u.groupOrder[0],p[0].stype,p[0].srcfmt)};u.groupDataSorted=true}…
…k=d.groupCollapse?d.plusicon:d.minusicon,l,r,m;if(!d.groupDataSorted && d.groupSorted===true){d.sortitems[0].sort();…

— my jqGrid def

groupingView : {
groupField : ???,
groupColumnShow : [false],
groupCollapse : false,
groupSorted: false,
groupText : ['{0} {1}']

},

—

Thus the