Ipe missing xcolor.sty

[metalevel at gmx.net]

After fresh installation of Ipe, it fails to run pdflatex, when drawing/manipulating text labels.
This must be new, because 2 weeks ago it run fine.



Here's the error log:

This is pdfTeX, Version 3.14159265-2.6-1.40.18 (TeX Live 2017/Debian) (preloaded format=pdflatex 2018.7.12)  12 JUL 2018 14:42
entering extended mode
 restricted \write18 enabled.
 %&-line parsing enabled.
**ipetemp.tex
(./ipetemp.tex
LaTeX2e <2017-04-15>
Babel <3.18> and hyphenation patterns for 3 language(s) loaded.

(/usr/share/texlive/texmf-dist/tex/latex/base/article.cls
Document Class: article 2014/09/29 v1.4h Standard LaTeX document class
(/usr/share/texlive/texmf-dist/tex/latex/base/size10.clo
File: size10.clo 2014/09/29 v1.4h Standard LaTeX file (size option)
)
\c at part=\count79
\c at section=\count80
\c at subsection=\count81
\c at subsubsection=\count82
\c at paragraph=\count83
\c at subparagraph=\count84
\c at figure=\count85
\c at table=\count86
\abovecaptionskip=\skip41
\belowcaptionskip=\skip42
\bibindent=\dimen102
)

! LaTeX Error: File `xcolor.sty' not found.

Type X to quit or <RETURN> to proceed,
or enter new name. (Default extension: sty)

Enter file name: 
! Emergency stop.
<read *> 
         
l.6 \newdimen
             \ipefs^^M
*** (cannot \read from terminal in nonstop modes)

 
Here is how much of TeX's memory you used:
 200 strings out of 494923
 2139 string characters out of 6180742
 48165 words of memory out of 5000000
 3606 multiletter control sequences out of 15000+600000
 3640 words of font info for 14 fonts, out of 8000000 for 9000
 14 hyphenation exceptions out of 8191
 23i,0n,17p,134b,36s stack positions out of 5000i,500n,10000p,200000b,80000s
!  ==> Fatal error occurred, no output PDF file produced!