As reported here: ticket:1919#comment:4.
From the launcher, click 'Load' and get a crash.
Here's the backtrace up to dialog run:
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 libglib-2.0.0.dylib 0x0000000109190c0c _g_log_abort + 76 1 libglib-2.0.0.dylib 0x0000000109191551 g_log_structured_array + 353 2 libglib-2.0.0.dylib 0x00000001091908b2 g_log_default_handler + 338 3 libglib-2.0.0.dylib 0x00000001091902d6 g_logv + 1366 4 libglib-2.0.0.dylib 0x000000010918fd49 g_log + 361 5 libgio-2.0.0.dylib 0x00000001094253c1 g_settings_set_property + 353 6 libgobject-2.0.0.dylib 0x00000001094e5ad6 object_set_property + 566 7 libgobject-2.0.0.dylib 0x00000001094e4e1b g_object_new_internal + 395 8 libgobject-2.0.0.dylib 0x00000001094e4b81 g_object_new_valist + 2337 9 libgobject-2.0.0.dylib 0x00000001094e3e78 g_object_new + 472 10 libgio-2.0.0.dylib 0x00000001094204a7 g_settings_new + 103 11 libgtk-3.0.dylib 0x000000010df0898b _gtk_file_chooser_get_settings_for_widget + 107 12 libgtk-3.0.dylib 0x000000010df185a4 gtk_file_chooser_widget_get_default_size + 52 13 libgtk-3.0.dylib 0x000000010df02a57 _gtk_file_chooser_embed_get_default_size + 359 14 libgtk-3.0.dylib 0x000000010df01bd2 file_chooser_widget_default_size_changed + 130 15 libgobject-2.0.0.dylib 0x00000001094dd53c g_cclosure_marshal_VOID__VOID + 236 16 libgobject-2.0.0.dylib 0x00000001094d91d0 g_closure_invoke + 528 17 libgobject-2.0.0.dylib 0x00000001094fb3e3 signal_emit_unlocked_R + 1619 18 libgobject-2.0.0.dylib 0x00000001094fd1b3 g_signal_emit_valist + 5955 19 libgobject-2.0.0.dylib 0x00000001094fdd9d g_signal_emit_by_name + 573 20 libgtk-3.0.dylib 0x000000010df0ddce emit_default_size_changed + 30 21 libgtk-3.0.dylib 0x000000010df0bb5c gtk_file_chooser_widget_style_updated + 92 22 libgobject-2.0.0.dylib 0x00000001094dd53c g_cclosure_marshal_VOID__VOID + 236 23 libgobject-2.0.0.dylib 0x00000001094d9d18 g_type_class_meta_marshal + 120 24 libgobject-2.0.0.dylib 0x00000001094d91d0 g_closure_invoke + 528 25 libgobject-2.0.0.dylib 0x00000001094fb058 signal_emit_unlocked_R + 712 26 libgobject-2.0.0.dylib 0x00000001094fd1b3 g_signal_emit_valist + 5955 27 libgobject-2.0.0.dylib 0x00000001094fdb24 g_signal_emit + 356 28 libgtk-3.0.dylib 0x000000010e1f784f _gtk_widget_style_context_invalidated + 31 29 libgtk-3.0.dylib 0x000000010e0e8aa8 gtk_style_context_real_changed + 184 30 libgobject-2.0.0.dylib 0x00000001094dd53c g_cclosure_marshal_VOID__VOID + 236 31 libgobject-2.0.0.dylib 0x00000001094d9d18 g_type_class_meta_marshal + 120 32 libgobject-2.0.0.dylib 0x00000001094d91d0 g_closure_invoke + 528 33 libgobject-2.0.0.dylib 0x00000001094fb058 signal_emit_unlocked_R + 712 34 libgobject-2.0.0.dylib 0x00000001094fd1b3 g_signal_emit_valist + 5955 35 libgobject-2.0.0.dylib 0x00000001094fdb24 g_signal_emit + 356 36 libgtk-3.0.dylib 0x000000010e0e60f4 gtk_style_context_validate + 292 37 libgtk-3.0.dylib 0x000000010dec400d gtk_css_widget_node_validate + 141 38 libgtk-3.0.dylib 0x000000010de9a962 gtk_css_node_validate_internal + 130 39 libgtk-3.0.dylib 0x000000010de9a9a3 gtk_css_node_validate_internal + 195 40 libgtk-3.0.dylib 0x000000010de9a9a3 gtk_css_node_validate_internal + 195 41 libgtk-3.0.dylib 0x000000010de9a9e6 gtk_css_node_validate + 38 42 libgtk-3.0.dylib 0x000000010e215224 gtk_window_show + 116 43 libgobject-2.0.0.dylib 0x00000001094dd53c g_cclosure_marshal_VOID__VOID + 236 44 libgobject-2.0.0.dylib 0x00000001094d9d18 g_type_class_meta_marshal + 120 45 libgobject-2.0.0.dylib 0x00000001094d91d0 g_closure_invoke + 528 46 libgobject-2.0.0.dylib 0x00000001094fb058 signal_emit_unlocked_R + 712 47 libgobject-2.0.0.dylib 0x00000001094fd1b3 g_signal_emit_valist + 5955 48 libgobject-2.0.0.dylib 0x00000001094fdb24 g_signal_emit + 356 49 libgtk-3.0.dylib 0x000000010e1df004 gtk_widget_show + 420 50 libgtk-3.0.dylib 0x000000010dec66ec gtk_dialog_run + 332
r20165 triggers the same code, and doesn't crash. That's because I am running it from the jhbuild env, not the packaged installed version... and the GTK3 glib schemas are missing, causing GTK3 to crash hard. r20167 fixes that. (will backport)
Why on earth does GTK3 decide to crash hard, without even a warning, instead of continuing with sane defaults?
crash report
this ticket has been moved to: https://github.com/Xpra-org/xpra/issues/1938