Linking as duplicate to Bug #944077 “inkscape crashed with SIGSEGV in Inkscape::Extension::Implementation::Script::effect()” - please add a comment here and revert the duplicate status if you don't agree or have additional information which indicates that the two reports are about different issues after all.
Thanks for reporting back (much appreciated!).
Linking as duplicate to Bug #944077 “inkscape crashed with SIGSEGV in Inkscape: :Extension: :Implementation ::Script: :effect( )” - please add a comment here and revert the duplicate status if you don't agree or have additional information which indicates that the two reports are about different issues after all.