Public bug reported:
as of, hmm some recent update, the terminal when you open gnuplot is set
to "unknown". this should be "x11" in order to get a window with results
open. typing "set terminal" produces a list of available drivers which
do not include "x11". the start page and available drivers look like
this:
> gnuplot
G N U P L O T
Version 4.6 patchlevel 0 last modified 2012-03-04
Build System: Linux x86_64
Copyright (C) 1986-1993, 1998, 2004, 2007-2012
Thomas Williams, Colin Kelley and many others
gnuplot home: http://www.gnuplot.info
faq, bugs, etc: type "help FAQ"
immediate help: type "help" (plot window: hit 'h')
Terminal type set to 'unknown'
gnuplot> set terminal
Available terminal types:
cairolatex LaTeX picture environment using graphicx package and Cairo
backend
canvas HTML Canvas object
cgm Computer Graphics Metafile
context ConTeXt with MetaFun (for PDF documents)
corel EPS format for CorelDRAW
dumb ascii art for anything that prints text
dxf dxf-file for AutoCad (default size 120x80)
eepic EEPIC -- extended LaTeX picture environment
emf Enhanced Metafile format
emtex LaTeX picture environment with emTeX specials
epscairo eps terminal based on cairo
epslatex LaTeX picture environment using graphicx package
fig FIG graphics language for XFIG graphics editor
gif GIF images using libgd and TrueType fonts
gpic GPIC -- Produce graphs in groff using the gpic preprocessor
hp2623A HP2623A and maybe others
hp2648 HP2648 and HP2647
hpgl HP7475 and relatives [number of pens] [eject]
imagen Imagen laser printer
jpeg JPEG images using libgd and TrueType fonts
latex LaTeX picture environment
Press return for more:
lua Lua generic terminal driver
mf Metafont plotting standard
mif Frame maker MIF 3.00 format
mp MetaPost plotting standard
pcl5 HP Designjet 750C, HP Laserjet III/IV, etc. (many options)
pdfcairo pdf terminal based on cairo
png PNG images using libgd and TrueType fonts
pngcairo png terminal based on cairo
postscript PostScript graphics, including EPSF embedded files (*.eps)
pslatex LaTeX picture environment with PostScript \specials
pstex plain TeX with PostScript \specials
pstricks LaTeX picture environment with PSTricks macros
qms QMS/QUIC Laser printer (also Talaris 1200 and others)
regis REGIS graphics language
svg W3C Scalable Vector Graphics driver
tek40xx Tektronix 4010 and others; most TEK emulators
tek410x Tektronix 4106, 4107, 4109 and 420X terminals
texdraw LaTeX texdraw environment
tgif TGIF X11 [mode] [x,y] [dashed] ["font" [fontsize]]
tikz TeX TikZ graphics macros via the lua script driver
tkcanvas Tk/Tcl canvas widget [perltk] [interactive]
tpic TPIC -- LaTeX picture environment with tpic \specials
Press return for more:
unknown Unknown terminal type - not a plotting device
vttek VT-like tek40xx terminal emulator
xterm Xterm Tektronix 4014 Mode
gnuplot>
ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: gnuplot 4.6.0-8
ProcVersionSignature: Ubuntu 3.5.0-25.38-generic 3.5.7.4
Uname: Linux 3.5.0-25-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
Date: Fri Feb 22 13:08:51 2013
InstallationDate: Installed on 2012-11-22 (92 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: gnuplot
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: gnuplot (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug quantal
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https://bugs.launchpad.net/bugs/1131716
Title:
gnuplot terminal set to unknown, nothing plots
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