diff -r 61669abf277f -r e8eecee6aadf src/main/java/de/uapcore/lightpit/modules/ErrorModule.java
--- a/src/main/java/de/uapcore/lightpit/modules/ErrorModule.java	Sat Jan 23 14:47:59 2021 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,61 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 2021 Mike Becker. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *   1. Redistributions of source code must retain the above copyright
- *      notice, this list of conditions and the following disclaimer.
- *
- *   2. Redistributions in binary form must reproduce the above copyright
- *      notice, this list of conditions and the following disclaimer in the
- *      documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- */
-package de.uapcore.lightpit.modules;
-
-import de.uapcore.lightpit.AbstractServlet;
-import de.uapcore.lightpit.HttpMethod;
-import de.uapcore.lightpit.RequestMapping;
-
-import javax.servlet.ServletException;
-import javax.servlet.annotation.WebServlet;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
-import java.util.Optional;
-
-@WebServlet(
-        name = "ErrorModule",
-        urlPatterns = "/error/*"
-)
-public final class ErrorModule extends AbstractServlet {
-
-    public static final String REQ_ATTR_RETURN_LINK = "returnLink";
-
-    @RequestMapping(requestPath = "generic", method = HttpMethod.GET)
-    public void onError(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
-        Optional.ofNullable(req.getHeader("Referer")).ifPresent(
-                referer -> req.setAttribute(REQ_ATTR_RETURN_LINK, referer)
-        );
-
-        setStylesheet(req, "error");
-        setContentPage(req, "error");
-
-        renderSite(req, resp);
-    }
-}