diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1ea7b6..bee0a80 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## [3.0.3]
+- Improve error handling
+
 ## [3.0.2]
 - Fix title
 
diff --git a/package.json b/package.json
index 5a4360a..2d26959 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@ozelot379/convert-minecraft-java-texture-to-bedrock",
   "productName": "ConvertJavaTextureToBedrock",
-  "version": "3.0.2",
+  "version": "3.0.3",
   "description": "Convert Minecraft Java texture packs to Bedrock texture packs",
   "keywords": [
     "Minecraft",
diff --git a/src/index.js b/src/index.js
index 4d6b036..ff377b2 100644
--- a/src/index.js
+++ b/src/index.js
@@ -50,6 +50,8 @@ class ConvertJavaTextureToBedrock {
      * @returns {Promise<*>}
      */
     async convert() {
+        this.log.log("Start conversion");
+
         if (this.options.experimental) {
             this.log.warn(`EXPERIMENTAL CONVERSIONS ENABLED!`)
         }
@@ -68,7 +70,11 @@ class ConvertJavaTextureToBedrock {
             await addAdditionalConverters(...await converter.convert());
         }
 
-        return await this.output.generate();
+        const output = await this.output.generate();
+
+        this.log.log("Conversion finished");
+
+        return output;
     }
 }
 
diff --git a/src/webapp/html/index.html b/src/webapp/html/index.html
index fb65d4b..f96504a 100644
--- a/src/webapp/html/index.html
+++ b/src/webapp/html/index.html
@@ -37,7 +37,7 @@
                     <div>Works directly in your browser - no upload</div>
                     <div>More infos in the <a class="green-text"
                                               href="https://github.com/ozelot379/ConvertJavaTextureToBedrock/blob/master/README.md"
-                                              target="_blank">readme</a></div>
+                                              target="_blank">Readme</a></div>
                 </div>
                 <div class="col l6">
                     <div>
diff --git a/src/webapp/js/index.js b/src/webapp/js/index.js
index f63dcdb..70fe4cc 100644
--- a/src/webapp/js/index.js
+++ b/src/webapp/js/index.js
@@ -65,21 +65,23 @@ document.addEventListener("DOMContentLoaded", () => {
         });
         document.querySelector(".swal-button--loading").disabled = true;
 
-        _log("Start conversion");
-
-        if (worker !== null) {
-            worker.terminate();
-            worker = null;
-        }
-        worker = new Worker();
-        worker.addEventListener("message", afterConvert);
-        worker.addEventListener("error", errorConvert);
-        worker.postMessage({
-            files,
-            options: {
-                experimental: experimentalSwitch.checked
+        try {
+            if (worker !== null) {
+                worker.terminate();
+                worker = null;
             }
-        });
+            worker = new Worker();
+            worker.addEventListener("message", afterConvert);
+            worker.addEventListener("error", errorConvert);
+            worker.postMessage({
+                files,
+                options: {
+                    experimental: experimentalSwitch.checked
+                }
+            });
+        } catch (err) {
+            errorConvert(err);
+        }
     }
 
     /**
@@ -129,7 +131,7 @@ document.addEventListener("DOMContentLoaded", () => {
             buttons: "Save"
         });
 
-        _log("Conversion finished");
+        _log();
 
         if (await savePopup) {
             if (output instanceof File) {
@@ -158,14 +160,16 @@ document.addEventListener("DOMContentLoaded", () => {
     }
 
     /**
-     * @param {string} log
+     * @param {string|undefined} log
      */
-    function _log(log) {
-        const li = document.createElement("li");
+    function _log(log = undefined) {
+        if (log) {
+            const li = document.createElement("li");
 
-        li.innerText = log;
+            li.innerText = log;
 
-        logs.appendChild(li);
+            logs.appendChild(li);
+        }
 
         logs.scrollTop = logs.scrollHeight; // Scroll to bottom
     }