diff --git a/Dockerfile.build b/Dockerfile.build
index 41e9ed3..e13f67b 100644
--- a/Dockerfile.build
+++ b/Dockerfile.build
@@ -2,4 +2,4 @@ FROM denoland/deno:latest
 WORKDIR /app
 COPY . .
 RUN deno run -A https://github.com/silverbulletmd/silverbullet/releases/download/2.4.1/plug-compile.js -c deno.json icalendar.plug.yaml
-CMD ["cat", "Library/sstent/icalendar.plug.js"]
+CMD ["cat", "icalendar.plug.js"]
diff --git a/icalendar.ts b/icalendar.ts
index 1b70717..3d20eb1 100644
--- a/icalendar.ts
+++ b/icalendar.ts
@@ -1,7 +1,7 @@
 import { clientStore, config, datastore, editor, index } from "@silverbulletmd/silverbullet/syscalls";
 import { convertIcsCalendar } from "https://esm.sh/ts-ics@2.4.0";
 
-const VERSION = "0.3.19";
+const VERSION = "0.3.20";
 const CACHE_KEY = "icalendar:lastSync";
 
 console.log(`[iCalendar] Plug script executing at top level (Version ${VERSION})`);
@@ -23,70 +23,118 @@ const TIMEZONE_OFFSETS: Record<string, number> = {
 async function getSources(): Promise<{ sources: any[], tzShift: number }> {
   try {
     const rawConfig = await config.get("icalendar", { sources: [] });
-    const sources = rawConfig.sources || [];
-    const tzShift = rawConfig.tzShift || 0;
+    console.log("[iCalendar] Raw config retrieved:", JSON.stringify(rawConfig));
+    
+    let sources = rawConfig.sources || [];
+    let tzShift = rawConfig.tzShift || 0;
+
+    // Handle common Space Lua structure where tzShift might be inside the sources table
+    if (sources && typeof sources === "object" && !Array.isArray(sources)) {
+        if (sources.tzShift !== undefined && tzShift === 0) {
+            tzShift = sources.tzShift;
+            console.log("[iCalendar] Found tzShift inside sources object:", tzShift);
+        }
+        // Convert map-like sources to array
+        const sourceArray = [];
+        for (const key in sources) {
+            if (sources[key] && typeof sources[key].url === "string") {
+                sourceArray.push(sources[key]);
+            }
+        }
+        sources = sourceArray;
+    }
+
+    console.log(`[iCalendar] Final Sources: ${sources.length}, tzShift: ${tzShift}`);
     return { sources, tzShift };
   } catch (e) {
+    console.error("[iCalendar] Error in getSources:", e);
     return { sources: [], tzShift: 0 };
   }
 }
 
 async function fetchAndParseCalendar(source: any, hourShift = 0): Promise<any[]> {
-  const response = await fetch(source.url);
-  if (!response.ok) return [];
-  const text = await response.text();
-  const calendar = convertIcsCalendar(undefined, text);
-  if (!calendar.events) return [];
-  
-  const events: any[] = [];
-  for (const icsEvent of calendar.events) {
-    const obj = icsEvent.start;
-    let wallTimeStr = "";
-    if (obj.local && typeof obj.local.date === "string") wallTimeStr = obj.local.date;
-    else if (typeof obj.date === "string") wallTimeStr = obj.date;
-    if (!wallTimeStr) continue;
-
-    const baseDate = new Date(wallTimeStr.replace("Z", "") + "Z");
-    const tzName = obj.local?.timezone || obj.timezone || "UTC";
-    const sourceOffset = TIMEZONE_OFFSETS[tzName] ?? 0;
-    const utcMillis = baseDate.getTime() - (sourceOffset * 3600000);
-    const finalDate = new Date(utcMillis + (hourShift * 3600000));
+  console.log(`[iCalendar] Fetching from: ${source.url}`);
+  try {
+    const response = await fetch(source.url);
+    if (!response.ok) {
+      console.error(`[iCalendar] Fetch failed for ${source.name}: ${response.status} ${response.statusText}`);
+      return [];
+    }
+    const text = await response.text();
+    console.log(`[iCalendar] Received ICS data (${text.length} chars) from ${source.name}`);
     
-    const pad = (n: number) => String(n).padStart(2, "0");
-    const localIso = finalDate.getFullYear() + "-" + pad(finalDate.getMonth() + 1) + "-" + pad(finalDate.getDate()) + "T" + pad(finalDate.getHours()) + ":" + pad(finalDate.getMinutes()) + ":" + pad(finalDate.getSeconds());
+    // Log a snippet of the ICS to verify content
+    console.log(`[iCalendar] ICS snippet: ${text.substring(0, 200).replace(/\n/g, "\\n")}`);
 
-    events.push({
-      ...icsEvent,
-      start: localIso,
-      tag: "ical-event",
-      sourceName: source.name
-    });
+    const calendar = convertIcsCalendar(undefined, text);
+    if (!calendar || !calendar.events) {
+      console.warn(`[iCalendar] No events found in ICS from ${source.name} using ts-ics`);
+      return [];
+    }
+    
+    console.log(`[iCalendar] ts-ics found ${calendar.events.length} events in ${source.name}`);
+    
+    const events: any[] = [];
+    for (const icsEvent of calendar.events) {
+      const obj = icsEvent.start;
+      if (!obj) continue;
+
+      let wallTimeStr = "";
+      if (obj.local && typeof obj.local.date === "string") wallTimeStr = obj.local.date;
+      else if (typeof obj.date === "string") wallTimeStr = obj.date;
+      
+      if (!wallTimeStr) {
+          console.warn("[iCalendar] Skipping event with no start date string:", icsEvent.summary);
+          continue;
+      }
+
+      const baseDate = new Date(wallTimeStr.replace("Z", "") + "Z");
+      const tzName = obj.local?.timezone || obj.timezone || "UTC";
+      const sourceOffset = TIMEZONE_OFFSETS[tzName] ?? 0;
+      const utcMillis = baseDate.getTime() - (sourceOffset * 3600000);
+      const finalDate = new Date(utcMillis + (hourShift * 3600000));
+      
+      const pad = (n: number) => String(n).padStart(2, "0");
+      const localIso = finalDate.getFullYear() + "-" + pad(finalDate.getMonth() + 1) + "-" + pad(finalDate.getDate()) + "T" + pad(finalDate.getHours()) + ":" + pad(finalDate.getMinutes()) + ":" + pad(finalDate.getSeconds());
+
+      events.push({
+        ...icsEvent,
+        start: localIso,
+        tag: "ical-event",
+        sourceName: source.name
+      });
+    }
+    return events;
+  } catch (err) {
+    console.error(`[iCalendar] Error fetching/parsing ${source.name}:`, err);
+    return [];
   }
-  return events;
 }
 
 export async function syncCalendars() {
+  console.log("[iCalendar] syncCalendars() started");
   try {
     const { sources, tzShift } = await getSources();
-    if (sources.length === 0) return;
+    if (sources.length === 0) {
+        console.log("[iCalendar] No sources to sync");
+        return;
+    }
     await editor.flashNotification("Syncing calendars...", "info");
     const allEvents: any[] = [];
     for (const source of sources) {
-      try {
-        const events = await fetchAndParseCalendar(source, tzShift);
-        allEvents.push(...events);
-      } catch (err) {
-        console.error(`Failed to sync ${source.name}:`, err);
-      }
+      const events = await fetchAndParseCalendar(source, tzShift);
+      allEvents.push(...events);
     }
+    console.log(`[iCalendar] Total events to index: ${allEvents.length}`);
     await index.indexObjects("$icalendar", allEvents);
     await editor.flashNotification(`Synced ${allEvents.length} events`, "info");
   } catch (err) {
-    console.error("Sync failed:", err);
+    console.error("[iCalendar] syncCalendars failed:", err);
   }
 }
 
 export async function forceSync() {
+  console.log("[iCalendar] forceSync() triggered");
   await clientStore.del(CACHE_KEY);
   await syncCalendars();
 }
@@ -106,4 +154,4 @@ export async function clearCache() {
 
 export async function showVersion() {
   await editor.flashNotification(`iCalendar Plug ${VERSION}`, "info");
-}
\ No newline at end of file
+}