groupingRemove does not work unless groups are all expanded. This bug can be see on the demo page here:

http://www.trirand.com/blog/jqgrid/demo38/jqgrid.html

View “Dynamically change grouping”.

Collapse all groups.

Change drop-down to “Remove Grouping”.

None of the nodes will be in grid anymore, but I would expect all of them.

Is there