On Fri, 30 Dec 2022, Hans Hagen via ntg-context wrote:

> On 12/30/2022 12:40 AM, Gavin via ntg-context wrote:
> > Hi List,
> > 
> > The TikZ related module “pgfplots” is causing a fatal error in the latest
> > ConTeXt. Here is a MWE:
> > 
> > 
> > \usemodule[tikz]
> > \usemodule[pgfplots]			% PGFPlots module for graphs
> > 
> > \starttext
> > 
> > \starttikzpicture
> > 	\draw (0, 0) circle (3cm);
> > \stoptikzpicture
> > 
> > \stoptext
> > 
> > 
> > Without loading the pgfplots module, this draws a circle. With the
> > \usemodule[pgfplots] line, this has the error below before doing anything.
> > 
> > I don’t know when this started happening, because I don’t use pgfplots
> > often, but it was probably in the last couple months.
> > 
> > Thanks for all the great updates!
> these extra modules have bad loaders ... i'll send you better ones to test

pgfplots still appears to be broken in LMTX:

\usemodule[pgfplots]

\starttext
Hello
\stoptext

gives

tex error       > tex error on line 521 in file pgfplots.code.tex: Use of \pgfplots@command@to@string@@ doesn't match its definition



<inserted text>
    m
    acro:colormap
<argument>
    \pgfplots@colormap@catcodemagic
<macro> \pgfplots@command@to@string
    #1#2->\expandafter \pgfplots@command@to@string@@ \meaning #1
    \pgfplots@EOI {#2}
<line 6.521>
    \pgfplots@command@to@string\pgfplots@colormap@catcodemagic\pgfplots@colormap@catcodemagic

<empty file>

@Hans, could you please send me the new loaders as well and I can test them. 

Thanks,
Aditya