the 'textcolor' option for keys was introduced in version 4.4.
babelproofreader wrote:
>
> I have recently changed my operating system from Ubuntu 11.04 to Kubuntu
> 10.04 LTS. On both systems I installed Gnuplot from the Synaptic package
> manager but now I find that scripts that worked on Ubuntu now fail on
> Kubuntu. Specifically the line that fails is
>
> set key bottom left horizontal spacing 0.5 width -1 samplen 1 textcolor
> rgb "#FFFFFF"
>
> with the error message
>
> undefined variable: textcolor
>
> I am now running Gnuplot Version 4.2 patchlevel 6 on an AMD64 machine,
> Linux 2.6.32-34-generic. Can anyone suggest what the problem is? Is it
> that I have reverted to an older system/Synaptic version of Gnuplot on
> which the "textcolor" command is not supported? If this is the case, I
> presume I will have to manually compile the most recent version of
> Gnuplot, or is there a simple rewrite of the script that will do the job?
>
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