Hans, here's another bib-related bug report that I have only noticed today (I don't know how long it has been present). It works fine in MKII. The link is OK, but it displays wrong - everything after percentage sign is missing if I enable interaction. \setuppublicationlayout[image]{% {\sc url}: \inserturl{}{}{}} \startpublication[k=img:sigma_bond_d,t=image] \biburl{http://www.d.umn.edu/%7Epkiprof/ChemWebV2/Overlap/images/sigma-dz2.jpg} \stoppublication % this triggers the bug \setupinteraction[state=start] \starttext \cite[img:sigma_bond_d] \placepublications \stoptext Thanks, Mojca