HelloFollowing MWE produces strange output in latest LMTX. mkiv (also latest) output is ok.\usetypescript[palatino]
\setupbodyfont[palatino,11pt]
\starttext
\m{F_{\rm longIndex}=m_{\rm longIndex}a}
\stoptextThe spacing in the index is wrong.What am I missing?Thanks in advanceChristian