Hi, The following minimal example works fine with context version 2011.05.18 18:04 and luatex version beta-0.70.1-2011061410 (rev 4277) comes along texlive 2011, but gives error with latest beta (context version 2012.06.13 23:46 and luatex version beta-0.70.2-2012052410 (TeX Live 2012)). Minimal example: \starttext \startlocalfootnotes Test\footnote{test} \placelocalfootnotes \stoplocalfootnotes \stoptext Error emitted by latest beta: ! Missing number, treated as zero. system > tex > error on line 7 in file test.tex: Missing number, treated as zero ... 1 \starttext 2 3 \startlocalfootnotes 4 Test\footnote{test} 5 \placelocalfootnotes 6 \stoplocalfootnotes 7 >> 8 \stoptext 9 <to be read again> f \v!fit ->f it \369>footnote ...dimexpr \noteparameter \c!height *\c_strc_notes_columns \re... \strc_notes_set_properties ..._notes_set_location \strc_notes_set_delayed <inserted text> ...yed \strc_notes_set_properties \strc_notes_check_locations \strc_notes_synchronize ... \everysynchronizenote ... l.6 \stoplocalfootnotes