[pstricks] \cnodeput optional position argument

Michael Sharpe msharpe at ucsd.edu
Mon Mar 24 19:16:00 CET 2008

I'm using what I believe are the latest update to the pstricks and pst- 
add packages. (pst-plot.tex is dated 2007/10/16.) In the pst-plot  
documentation, \cnodeput is described as having 3 optional arguments,  
including position (default (0,0)), but when I add an item to a  
pspicture with


I get an error message at \end{pspicture},

! Argument of \end has an extra }.

The error goes away when I replace the line, adding a position  
argument, as in


Is this a known issue? The other node commands having an optional  
position argument seem to work just fine.


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