Since a module nesting check has been introduced in file-mod.mkvi, the TikZ modules provoke "module wrapping error" messages in the log file. May I kindly ask the maintainer of the TikZ modules to insert the missing \startmodule command in the following files:
<context-base>\tex\texmf-modules\tex\context\pgf\basiclayer\t-pgf.tex
<context-base>\tex\texmf-modules\tex\context\pgf\basiclayer\t-pgfbim.tex
<context-base>\tex\texmf-modules\tex\context\pgf\basiclayer\t-pgfcor.tex
<context-base>\tex\texmf-modules\tex\context\pgf\frontendlayer\t-tikz.tex
<context-base>\tex\texmf-modules\tex\context\pgf\math\t-pgfmat.tex
<context-base>\tex\texmf-modules\tex\context\pgf\systemlayer\t-pgfsys.tex
<context-base>\tex\texmf-modules\tex\context\pgf\utilities\t-pgfcal.tex
<context-base>\tex\texmf-modules\tex\context\pgf\utilities\t-pgffor.tex
<context-base>\tex\texmf-modules\tex\context\pgf\utilities\t-pgfkey.tex
<context-base>\tex\texmf-modules\tex\context\pgf\utilities\t-pgfmod.tex
<context-base>\tex\texmf-modules\tex\context\pgf\utilities\t-pgfrcs.tex