Hello Martin,
MH> The failure itself is not with introspection, but some > glib modules that get loaded dynamically by introspection > and which (incorrectly) require a X display connection > during module initialization...We need to identify the > module that is loaded last by gobject-introspection > before the failure. Please let me know if there is anything I can do to help narrow things down a bit, or with testing. -Andy Ball