--- a/ui/gtk/range.c Mon Feb 12 21:13:23 2024 +0100
+++ b/ui/gtk/range.c Sun Jun 09 15:43:08 2024 +0200
@@ -61,6 +61,7 @@
event->userdata = userdata;
event->callback = f;
event->value = 0;
+ event->customdata = NULL;
g_signal_connect(
G_OBJECT(scrollbar),