[NTG-context] Section head without numbers, ToC with numbers

Dear List, is it possible to achieve the following: First section .... Some Text Second section .... Some Text Table of Contents 1 First section 2 Second section I tried both: a) \setuphead[section][sectionnumber=no] b) \setupheads[sectionnumber=no] I also tried \setuphead[section][number=no] This gave me sections without numbers, but als a ToC without numbers Thanks Erik