diff --git a/src/multi_swarm/dashboard/nicegui_app.py b/src/multi_swarm/dashboard/nicegui_app.py
index 15cf9ea..cbd3fef 100644
--- a/src/multi_swarm/dashboard/nicegui_app.py
+++ b/src/multi_swarm/dashboard/nicegui_app.py
@@ -847,9 +847,10 @@ def genomes() -> None:
                 _render_detail(match.iloc[0].to_dict())
 
     def on_row_selected(e: Any) -> None:
-        if not e.selection:
+        rows = (e.args or {}).get("rows") or []
+        if not rows:
             return
-        full_id = e.selection[0].get("_full_id")
+        full_id = rows[0].get("_full_id")
         if not full_id:
             return
         state["selected_gid"] = full_id