Hi Tudor, I got an error when in a column or row there is one presentation that has an icon as title... here an example: | browser | browser := GLMTabulator new. browser column: #one. browser showOn: #one; using: [ browser list titleIcon:[ MenuIcons windowIcon ]; display: [:x | 1 to: x] ]. browser openOn: 5 Regards, Veronica _______________________________________________ Moose-dev mailing list Moose-dev(a)iam.unibe.ch https://www.iam.unibe.ch/mailman/listinfo/moose-dev