diff --git a/manager/display.lua b/manager/display.lua
index 3d15459..c16d60e 100644
--- a/manager/display.lua
+++ b/manager/display.lua
@@ -1015,7 +1015,12 @@ end
 function D.drawDashboard()
     if not mainPage then
         if mainDevice then
+            log.info("DRAW", "Building main page (device=%s, side=%s)",
+                tostring(mainDevice), tostring(mainDevice and mainDevice.device and mainDevice.device.side or "nil"))
             buildMainPage()
+            log.info("DRAW", "Main page built: %s", tostring(mainPage ~= nil))
+        else
+            log.warn("DRAW", "No mainDevice — skipping dashboard")
         end
         if not mainPage then return end
     end