Hello! I have the following code, which should manipulate the page number. However I get an error: MWE: \setuppapersize [A6] [A6] \setuppagenumbering[location=none] \startsetups [Pagenumber] \doifrightpageelse {\cldcontext{"\letterpercent d",(\pagenumber+1)/2}} {} \stopsetups \setupfootertexts [\directsetup{Pagenumber}] \setupbodyfont [pagella,9pt] \starttext \startstandardmakeup Hello world! \stopstandardmakeup \dorecurse{3}{TEST\page} \stoptext Error: \cldcontext #1->\directlua {context(#1)} <argument> \ignorecrlf \directsetup {Pagenumber} {}{}{} \secondoftwoarguments #1#2->#2 \page_layouts_process_element_single_indeed ...#4} \fi \endgroup \page_layouts_process_element_single ...#1#2#3{#4} \fi <argument> ...th {\hss \layoutelementparameter \c!middletext \hss }\kern -\makeupwidth ... What do i miss here? I am stumid… Willi