{\externalfigure[XY\currentheadnumber][width=0.5\textwidth]}
                                                                       ^
Alan

On Tue, May 19, 2009 at 11:41 AM, Willi Egger <w.egger@boede.nl> wrote:
Hi all,

I should call the current head number in a figure.

I am getting the following error:

! Undefined control sequence.
<argument> \reporttextprefixerror

\secondoftwoarguments #1#2->#2

\rightlabeltext ...ts \let \reporttextprefixerror
                                                 \doreporttextprefixerror \...
\labeltexts ...eftlabeltext {#1}#2\rightlabeltext
                                                 {#1}
\doifundefinedelse #1->\ifcsname #1
                                  \endcsname \@EA \secondoftwoarguments \el...
<argument> ... {\??ef \??ef XY\currentheadnumber }
                                                  {\useexternalfigure [\s!d...
...
l.14 ...Y\currentheadnumber][width=0.5/textwidth]}

Using:

This is LuaTeX, Version beta-0.40.1-2009050813 (Web2C 7.5.7)
ConTeXt  ver: 2009.05.14 16:44 MKIV  fmt: 2009.5.19  int: english/english

Minimal example attached

KR
Willi
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--
Alan