Q: When opening a jpeg, gimp reports that jpeg.exe has crashed. What can
A: some installers of gimp 2.2.6 contained a buggy version of a library
used for jpeg (and tiff) images. Upgrade to gimp 2.2.7 or later, or
replace the file "libexif-12.dll" located in
by the one you can find at
http://www.gimp.org/~tml/gimp/win32/downloads.html (look for a file whose name is similar to "libexif-0.6.11.zip",
numbering might be different ).