diff -r 18c476d8b24f -r be89ffebd4f3 ui/qt/toolkit.cpp
--- a/ui/qt/toolkit.cpp	Sat Feb 21 20:02:31 2026 +0100
+++ b/ui/qt/toolkit.cpp	Sun Mar 15 12:06:03 2026 +0100
@@ -49,7 +49,7 @@
 static UiBool exit_on_shutdown;
 
 void ui_init(const char *appname, int argc, char **argv) {
-    application_name = appname;
+    application_name = appname ? strdup(appname) : NULL;
     
     app_argc = argc;
     app_argv = argv;