diff --git a/jdk/java/io/FileNotFoundException.js b/jdk/java/io/FileNotFoundException.js
index 9b46c66..a621275 100644
--- a/jdk/java/io/FileNotFoundException.js
+++ b/jdk/java/io/FileNotFoundException.js
@@ -1,4 +1,9 @@
 jdk.imports['java.io.FileNotFoundException'].load = async () => {
-	class FileNotFoundException {}
+	class FileNotFoundException extends Exception {
+		constructor(msg) {
+			super(msg);
+			this.name = 'FileNotFoundException';
+		}
+	}
 	jdk.java.io.FileNotFoundException = FileNotFoundException;
 };
diff --git a/jdk/java/util/Scanner.js b/jdk/java/util/Scanner.js
index 41a52c4..46d1778 100755
--- a/jdk/java/util/Scanner.js
+++ b/jdk/java/util/Scanner.js
@@ -1,5 +1,6 @@
 jdk.imports['java.util.Scanner'].load = async () => {
 	const InputStream = await jdk.import('java.io.InputStream');
+	const FileNotFoundException = await jdk.import('java.io.FileNotFoundException');
 
 	class Scanner {
 		constructor(input) {
@@ -12,7 +13,11 @@ jdk.imports['java.util.Scanner'].load = async () => {
 		}
 		async _loadFile(filePath) {
 			this.in = new InputStream();
-			this.in.stream = await (await fetch(filePath)).text();
+			let data = await fetch(filePath);
+			if (data.status == 404 || data.status == 403) {
+				throw new FileNotFoundException(filePath);
+			}
+			this.in.stream = await data.text();
 			this._loading = false;
 		}
 		async hasNext(pattern) {
diff --git a/package.json b/package.json
index 87d0395..0601bcc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "java2js",
-	"version": "1.2.6",
+	"version": "1.2.7",
 	"description": "Converts Java to JavaScript and runs it with a JS JDK",
 	"main": "jdk.js",
 	"scripts": {