diff --git a/Energy_Pie/module.html b/Energy_Pie/module.html
index 956da24..988dff2 100644
--- a/Energy_Pie/module.html
+++ b/Energy_Pie/module.html
@@ -22,17 +22,36 @@
   </div>
 
   <div id="period" style="margin-top:10px;font-size:12px;opacity:0.75;"></div>
-  <div id="hint" style="margin-top:6px;font-size:12px;opacity:0.8;"></div>
+  <div id="hint"   style="margin-top:6px;font-size:12px;opacity:0.8;"></div>
 
   <div id="grid"
        style="margin-top:14px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
               gap:14px;max-width:880px;">
   </div>
 
-  <!-- Fehler/Status sichtbar machen (damit es nicht einfach "leer" ist) -->
-  <div id="err" style="margin-top:10px;font-size:12px;opacity:0.8;color:#ffb4b4;"></div>
+  <!-- Debug/Status -->
+  <div id="dbg" style="margin-top:10px;font-size:12px;opacity:0.75;"></div>
+
+  <!-- Fehler -->
+  <div id="err" style="margin-top:6px;font-size:12px;opacity:0.9;color:#ffb4b4;"></div>
 </div>
 
+<!-- 1) Puffer-Handler: fängt Symcon-Messages ab, selbst wenn UI noch nicht ready ist -->
+<script>
+  window.__EnergyPieQueue = window.__EnergyPieQueue || [];
+  window.__EnergyPieReady = false;
+
+  // Symcon ruft handleMessage evtl. sehr früh auf -> wir puffern.
+  window.handleMessage = function (data) {
+    window.__EnergyPieQueue.push(data);
+
+    if (window.__EnergyPieReady && typeof window.__EnergyPieConsume === "function") {
+      const q = window.__EnergyPieQueue.splice(0);
+      q.forEach(d => window.__EnergyPieConsume(d));
+    }
+  };
+</script>
+
 <script>
 (function () {
   const elRange  = document.getElementById('range');
@@ -43,8 +62,12 @@
   const elPeriod = document.getElementById('period');
   const elHint   = document.getElementById('hint');
   const elGrid   = document.getElementById('grid');
+  const elDbg    = document.getElementById('dbg');
   const elErr    = document.getElementById('err');
 
+  // Start nicht "grau/leer"
+  elGrid.innerHTML = '<div style="opacity:.75;padding:12px;">Lade Daten…</div>';
+
   // --- helpers ---
   function toNum(x) {
     const n = Number(x);
@@ -73,11 +96,27 @@
     return `${dd}.${mm}.${yyyy} ${hh}:${mi}`;
   }
 
-  // --- make requestAction safe (wait until available) ---
+  function showErr(e) {
+    const msg = (e && e.message) ? e.message : String(e);
+    elErr.textContent = 'JS-Fehler: ' + msg;
+  }
+
+  // Global error trap
+  window.addEventListener('error', (ev) => showErr(ev.error || ev.message));
+  window.addEventListener('unhandledrejection', (ev) => showErr(ev.reason));
+
+  // --- requestAction robust finden (Popup hat das oft am parent) ---
+  function getRequestAction() {
+    if (typeof window.requestAction === 'function') return window.requestAction;
+    if (typeof window.parent?.requestAction === 'function') return window.parent.requestAction;
+    return null;
+  }
+
   function safeRequestAction(ident, value) {
     const tryCall = () => {
-      if (typeof requestAction === 'function') {
-        try { requestAction(ident, value); } catch (e) { showErr(e); }
+      const ra = getRequestAction();
+      if (ra) {
+        try { ra(ident, value); } catch (e) { showErr(e); }
         return true;
       }
       return false;
@@ -85,11 +124,11 @@
 
     if (tryCall()) return;
 
-    // retry a few times (fullscreen reload timing)
+    // Popup/Fullscreen: manchmal kommt requestAction deutlich später -> länger retry
     let tries = 0;
     const timer = setInterval(() => {
       tries++;
-      if (tryCall() || tries >= 25) clearInterval(timer);
+      if (tryCall() || tries >= 150) clearInterval(timer); // ~18s
     }, 120);
   }
 
@@ -97,15 +136,6 @@
     setTimeout(() => safeRequestAction('Refresh', 1), 150);
   }
 
-  function showErr(e) {
-    const msg = (e && e.message) ? e.message : String(e);
-    elErr.textContent = 'JS-Fehler: ' + msg;
-  }
-
-  // Global error trap (damit wir sehen, wenn’s crasht)
-  window.addEventListener('error', (ev) => showErr(ev.error || ev.message));
-  window.addEventListener('unhandledrejection', (ev) => showErr(ev.reason));
-
   // --- donut card ---
   function donutCard({ title, percent, subtitle, color }) {
     const share = clamp01(percent / 100);
@@ -148,13 +178,13 @@
   function render(data) {
     const values = data?.values || {};
     const prod = toNum(values?.Produktion);
-    const cons = toNum(values?.Hausverbrauch); // Verbrauch
-    const grid = toNum(values?.Netz);          // Netzbezug
+    const cons = toNum(values?.Hausverbrauch);
+    const grid = toNum(values?.Netz);
 
-    const eigen = cons - grid;                 // Eigenverbrauch
+    const eigen = cons - grid;
     const eigenClamped = eigen < 0 ? 0 : eigen;
 
-    const evq = (prod > 0) ? (eigenClamped / prod * 100) : 0;
+    const evq    = (prod > 0) ? (eigenClamped / prod * 100) : 0;
     const autark = (cons > 0) ? (eigenClamped / cons * 100) : 0;
 
     // Controls sync
@@ -198,10 +228,11 @@
       })
     ].join('');
 
-    elErr.textContent = ''; // clear errors if render succeeded
+    elDbg.textContent = `Letzte Daten: ${new Date().toLocaleTimeString()} · range=${data?.range ?? '-'} · date=${data?.date ?? '-'}`;
+    elErr.textContent = '';
   }
 
-  // --- cache last payload so fullscreen reload still shows something immediately ---
+  // --- cache ---
   function saveLast(data) {
     try { sessionStorage.setItem('EnergyPie_last', JSON.stringify(data)); } catch(e) {}
   }
@@ -214,8 +245,8 @@
     }
   }
 
-  // Symcon -> Tile
-  window.handleMessage = function (data) {
+  // 2) Consumer für gepufferte Symcon-Messages
+  window.__EnergyPieConsume = function (data) {
     if (typeof data === 'string') {
       try { data = JSON.parse(data); } catch(e) {}
     }
@@ -224,7 +255,7 @@
     render(data);
   };
 
-  // UI events (safe)
+  // UI events
   elRange.addEventListener('change', () => safeRequestAction('SetRange', elRange.value));
 
   let dateTimer = null;
@@ -239,10 +270,17 @@
   elToday.addEventListener('click', () => safeRequestAction('Today', 1));
   elNext.addEventListener('click',  () => safeRequestAction('Next', 1));
 
-  // On load: render cached immediately, then refresh when ready
+  // On load: cached sofort rendern
   const cached = loadLast();
   if (cached) render(cached);
 
+  // UI ready -> Queue flushen
+  window.__EnergyPieReady = true;
+  if (window.__EnergyPieQueue && window.__EnergyPieQueue.length) {
+    const q = window.__EnergyPieQueue.splice(0);
+    q.forEach(d => window.__EnergyPieConsume(d));
+  }
+
   // Refresh on start + on fullscreen/resize/visibility changes
   safeRefreshSoon();
 
@@ -250,15 +288,8 @@
     if (!document.hidden) safeRefreshSoon();
   });
 
-  window.addEventListener('resize', () => {
-    // some Symcon fullscreen transitions trigger resize + reload timing
-    safeRefreshSoon();
-  });
-
-  // pageshow covers some "recreated webview" cases
-  window.addEventListener('pageshow', () => {
-    safeRefreshSoon();
-  });
+  window.addEventListener('resize', () => safeRefreshSoon());
+  window.addEventListener('pageshow', () => safeRefreshSoon());
 
 })();
 </script>