diff -r cd25e7f5aeb8 -r d3b850797029 ui/qt/model.cpp
--- a/ui/qt/model.cpp	Tue Aug 18 20:48:31 2026 +0200
+++ b/ui/qt/model.cpp	Fri Aug 21 19:53:21 2026 +0200
@@ -235,7 +235,7 @@
     event.intval = sel.count;
     event.set = ui_get_setop();
     
-    if(onactivate) {
+    if(sel.count > 0 && onactivate) {
         onactivate(&event, onactivatedata);
     }
     if(onselection) {