[pstricks] xLabel keeps returning error

[Carsten Vogel]

Derek Collis schrieb:
> I am trying to duplicate the following

Text is better than an image.

> However I keep getting the following error:
> 
> !Package xkeyval Error: `xLabel' undefined in families `........
> 
> I have updated the pstricks, pstricks-add and xkeyval packages but to no 
> avail.

Since you do not present a full minimal example I can only quick-guess 
since, pstricks-add knows xAxisLabel.
I strongly recommend you look for hints to other macros or packages in 
that very same manual where you extracted the snipplet.