Starting program: /opt/inkscapesvn/bin/inkscape
[Thread debugging using libthread_db enabled]
[New Thread 0xb66086d0 (LWP 25234)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xb66086d0 (LWP 25234)]
0xb6a72a84 in std::_Rb_tree_insert_and_rebalance ()
   from /usr/lib/libstdc++.so.6
(gdb) bt
#0  0xb6a72a84 in std::_Rb_tree_insert_and_rebalance ()
   from /usr/lib/libstdc++.so.6
#1  0x08128ece in std::_Rb_tree<unsigned int, std::pair<unsigned int const, Inkscape::Verb*>, std::_Select1st<std::pair<unsigned int const, Inkscape::Verb*> >, std::less<unsigned int>, std::allocator<std::pair<unsigned int const, Inkscape::Verb*> > >::_M_insert (this=0x86e1d80, __x=0x0, __p=0x880b820, __v=@0xbf843d98)
    at /usr/include/c++/4.2.1/bits/stl_tree.h:840
#2  0x08128f98 in std::_Rb_tree<unsigned int, std::pair<unsigned int const, Inkscape::Verb*>, std::_Select1st<std::pair<unsigned int const, Inkscape::Verb*> >, std::less<unsigned int>, std::allocator<std::pair<unsigned int const, Inkscape::Verb*> > >::_M_insert_unique (this=0x86e1d80, __v=@0xbf843d98)
    at /usr/include/c++/4.2.1/bits/stl_tree.h:990
#3  0x0811e9df in Verb (this=0x878cf58,
    id=0x880cfc8 "org.inkscape.effect.bitmap.equalize",
    name=0x876dfb0 "Equalize", tip=0x0, image=0x0)
    at /usr/include/c++/4.2.1/bits/stl_map.h:400
#4  0x084c1b6b in Effect (this=0x878cf20, in_repr=0x88249f0, in_imp=0x880c6e0)
    at extension/effect.h:73
#5  0x084beba4 in build_from_reprdoc (doc=<value optimized out>,
    in_imp=0x880c6e0) at extension/system.cpp:474
#6  0x084bedac in Inkscape::Extension::build_from_mem (
    buffer=0x861325c "<inkscape-extension>\n<name>Equalize</name>\n<id>org.inkscape.effect.bitmap.equalize</id>\n<effect>\n<object-type>all</object-type>\n<effe---Type <return> to continue, or q <return> to quit---
cts-menu>\n<submenu name=\"Raster\" />\n</effects-menu>\n<menu-tip>Equal"...,
    in_imp=0x880c6e0) at extension/system.cpp:528
#7  0x084f7ee8 in Inkscape::Extension::Internal::Bitmap::Equalize::init ()
    at extension/internal/bitmap/equalize.cpp:43
#8  0x084b5fe5 in Inkscape::Extension::init () at extension/init.cpp:204
#9  0x080822fb in sp_main_gui (argc=1, argv=0xbf844034) at main.cpp:677
#10 0x081b4abb in Inkscape::NSApplication::Application::run (this=0xbf843f74)
    at application/application.cpp:117
#11 0x080821f1 in main (argc=1, argv=0xbf844034) at main.cpp:505