diff --git a/packages/express/LICENSE b/packages/express/LICENSE
new file mode 100644
index 0000000..6868a4d
--- /dev/null
+++ b/packages/express/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 @auth-tools
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/packages/express/local/index.ts b/packages/express/local/index.ts
new file mode 100644
index 0000000..e69de29
diff --git a/packages/express/package.json b/packages/express/package.json
new file mode 100644
index 0000000..c593c14
--- /dev/null
+++ b/packages/express/package.json
@@ -0,0 +1,32 @@
+{
+  "name": "@auth-tools/express",
+  "version": "0.0.1-alpha.2",
+  "description": "A structured authentication protocol for Javascript. (express)",
+  "main": "dist/index.js",
+  "repository": "https://github.com/auth-tools/auth-tools",
+  "author": "Laurenz Rausche <laurenz@laurenz-rausche.de>",
+  "license": "MIT",
+  "private": false,
+  "scripts": {
+    "build": "npm run build:remove && tsc",
+    "build:remove": "rimraf dist",
+    "local": "npm run build && ts-node-dev --respawn local/index.ts",
+    "prepublish": "npm run build",
+    "remove": "npm run build:remove && rimraf node_modules yarn.lock package-lock.json pnpm-lock.yaml"
+  },
+  "dependencies": {
+    "express": "^4.19.2"
+  },
+  "devDependencies": {
+    "@auth-tools/server": "^0.0.1-alpha.6",
+    "@auth-tools/express": "link:.",
+    "@types/express": "^4.17.21",
+    "rimraf": "^5.0.5",
+    "ts-node-dev": "^2.0.0",
+    "typescript": "^5.4.5"
+  },
+  "peerDependencies": {},
+  "files": [
+    "dist"
+  ]
+}
diff --git a/packages/express/src/express.ts b/packages/express/src/express.ts
new file mode 100644
index 0000000..f2833ca
--- /dev/null
+++ b/packages/express/src/express.ts
@@ -0,0 +1,47 @@
+import { AuthServer } from "@auth-tools/server";
+import { RequestHandler, Router } from "express";
+import { register } from "./routes/register";
+import { login } from "./routes/login";
+import { logout } from "./routes/logout";
+import { refresh } from "./routes/refresh";
+import { check } from "./routes/check";
+import { validate } from "./middleWares/validate";
+
+export function authExpress(authServer: AuthServer): {
+  middleWare: { validate?: RequestHandler };
+  router: Router;
+} {
+  //create router
+  const router = Router();
+
+  //add routes
+  if (authServer._internal.config.methods.register !== "removed") {
+    router.post("/register", register(authServer));
+  }
+
+  if (authServer._internal.config.methods.login !== "removed") {
+    router.post("/login", login(authServer));
+  }
+
+  if (authServer._internal.config.methods.logout !== "removed") {
+    router.post("/logout", logout(authServer));
+  }
+
+  if (authServer._internal.config.methods.refresh !== "removed") {
+    router.post("/refresh", refresh(authServer));
+  }
+
+  if (authServer._internal.config.methods.check !== "removed") {
+    router.post("/check", check(authServer));
+  }
+
+  return {
+    middleWare: {
+      validate:
+        authServer._internal.config.methods.validate !== "removed"
+          ? undefined
+          : validate(authServer),
+    },
+    router,
+  };
+}
diff --git a/packages/express/src/index.ts b/packages/express/src/index.ts
new file mode 100644
index 0000000..e69de29
diff --git a/packages/express/src/middleWares/validate.ts b/packages/express/src/middleWares/validate.ts
new file mode 100644
index 0000000..c70ef97
--- /dev/null
+++ b/packages/express/src/middleWares/validate.ts
@@ -0,0 +1,28 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  1: 403,
+  2: 400,
+  3: 403,
+  5: 500,
+};
+
+export function validate(authServer: AuthServer): RequestHandler {
+  return async (req, res, next) => {
+    const authHeader = req.get("authorization");
+    const accessToken = authHeader && authHeader.split(" ")[1];
+
+    const response = await (
+      authServer.methods.validate as AuthServerMethod<"validate">
+    )({ accessToken });
+
+    if (response.error) {
+      return res.status(HTTP_CODES[response.codes.status]).json(response);
+    }
+
+    res.locals.payload = { id: response.data.id };
+
+    next();
+  };
+}
diff --git a/packages/express/src/routes/check.ts b/packages/express/src/routes/check.ts
new file mode 100644
index 0000000..d041d6e
--- /dev/null
+++ b/packages/express/src/routes/check.ts
@@ -0,0 +1,25 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  0: 200,
+  1: 403,
+  2: 400,
+  3: 403,
+  4: 404,
+  5: 403,
+  9: 403,
+};
+
+export function check(authServer: AuthServer): RequestHandler {
+  return async (req, res) => {
+    const response = await (
+      authServer.methods.check as AuthServerMethod<"check">
+    )(req.body);
+
+    const httpCodes =
+      response.errorType === "server" ? 500 : HTTP_CODES[response.codes.status];
+
+    res.status(httpCodes).json(response);
+  };
+}
diff --git a/packages/express/src/routes/login.ts b/packages/express/src/routes/login.ts
new file mode 100644
index 0000000..d568951
--- /dev/null
+++ b/packages/express/src/routes/login.ts
@@ -0,0 +1,25 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  0: 201,
+  1: 403,
+  2: 400,
+  3: 404,
+  4: 403,
+  5: 403,
+  9: 403,
+};
+
+export function login(authServer: AuthServer): RequestHandler {
+  return async (req, res) => {
+    const response = await (
+      authServer.methods.login as AuthServerMethod<"login">
+    )(req.body);
+
+    const httpCodes =
+      response.errorType === "server" ? 500 : HTTP_CODES[response.codes.status];
+
+    res.status(httpCodes).json(response);
+  };
+}
diff --git a/packages/express/src/routes/logout.ts b/packages/express/src/routes/logout.ts
new file mode 100644
index 0000000..e207eb3
--- /dev/null
+++ b/packages/express/src/routes/logout.ts
@@ -0,0 +1,24 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  0: 200,
+  1: 403,
+  2: 400,
+  3: 403,
+  4: 404,
+  9: 403,
+};
+
+export function logout(authServer: AuthServer): RequestHandler {
+  return async (req, res) => {
+    const response = await (
+      authServer.methods.logout as AuthServerMethod<"logout">
+    )(req.body);
+
+    const httpCodes =
+      response.errorType === "server" ? 500 : HTTP_CODES[response.codes.status];
+
+    res.status(httpCodes).json(response);
+  };
+}
diff --git a/packages/express/src/routes/refresh.ts b/packages/express/src/routes/refresh.ts
new file mode 100644
index 0000000..09086fb
--- /dev/null
+++ b/packages/express/src/routes/refresh.ts
@@ -0,0 +1,24 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  0: 200,
+  1: 403,
+  2: 400,
+  3: 403,
+  4: 404,
+  9: 403,
+};
+
+export function refresh(authServer: AuthServer): RequestHandler {
+  return async (req, res) => {
+    const response = await (
+      authServer.methods.refresh as AuthServerMethod<"refresh">
+    )(req.body);
+
+    const httpCodes =
+      response.errorType === "server" ? 500 : HTTP_CODES[response.codes.status];
+
+    res.status(httpCodes).json(response);
+  };
+}
diff --git a/packages/express/src/routes/register.ts b/packages/express/src/routes/register.ts
new file mode 100644
index 0000000..13e4b70
--- /dev/null
+++ b/packages/express/src/routes/register.ts
@@ -0,0 +1,27 @@
+import AuthServer, { AuthServerMethod } from "@auth-tools/server";
+import { RequestHandler } from "express";
+
+const HTTP_CODES = {
+  0: 201,
+  1: 403,
+  2: 400,
+  3: 406,
+  4: 406,
+  5: 403,
+  6: 403,
+  7: 403,
+  9: 403,
+};
+
+export function register(authServer: AuthServer): RequestHandler {
+  return async (req, res) => {
+    const response = await (
+      authServer.methods.register as AuthServerMethod<"register">
+    )(req.body);
+
+    const httpCodes =
+      response.errorType === "server" ? 500 : HTTP_CODES[response.codes.status];
+
+    res.status(httpCodes).json(response);
+  };
+}
diff --git a/packages/express/tsconfig.json b/packages/express/tsconfig.json
new file mode 100644
index 0000000..ce1e038
--- /dev/null
+++ b/packages/express/tsconfig.json
@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "ES2016",
+    "lib": ["ES2016"],
+    "module": "CommonJS",
+    "moduleResolution": "Node",
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
+    "outDir": "dist",
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "skipLibCheck": true
+  },
+  "include": ["src/**/*"]
+}
diff --git a/packages/logger/local/index.ts b/packages/logger/local/index.ts
index a841710..e69de29 100644
--- a/packages/logger/local/index.ts
+++ b/packages/logger/local/index.ts
@@ -1,66 +0,0 @@
-import DefaultLogger, { COLORS, Logger } from "@auth-tools/logger";
-
-DefaultLogger.log("debug", `"debug" log with DefaultLogger`);
-DefaultLogger.log("info", `"info" log with DefaultLogger`);
-DefaultLogger.log("warn", `"warn" log with DefaultLogger`);
-DefaultLogger.log("error", `"error" log with DefaultLogger`);
-
-//set config after creation
-DefaultLogger.setConfig({
-  disableColor: true,
-  formatString: "Color disabled: [%l] %d %m",
-});
-
-//log shorthands
-DefaultLogger.debug(`"debug" log with DefaultLogger and updated config`);
-DefaultLogger.info(`"info" log with DefaultLogger and updated config`);
-DefaultLogger.warn(`"warn" log with DefaultLogger and updated config`);
-DefaultLogger.error(`"error" log with DefaultLogger and updated config`);
-
-//multiple arguments
-DefaultLogger.log("error", `Argument 1`, "Argument 2");
-
-//update config again
-DefaultLogger.setConfig({ disableColor: false, formatString: "Built-In: %m" });
-
-//builtin Methods
-DefaultLogger.log("debug", DefaultLogger.color("Red", COLORS.error));
-DefaultLogger.log("info", DefaultLogger.twoDigits("1"));
-DefaultLogger.log("warn", DefaultLogger.currentTime());
-DefaultLogger.log("error", DefaultLogger.currentDate());
-
-//create custom logger instance
-const logger2 = new Logger({
-  disableColor: false, //set to true to disable all colors
-  formatString: [
-    //all replacement vars:
-    "Vars: %t = HH:MM:SS",
-    "Vars: %d = YYYY-MM-DD",
-    "Vars: %L = LEVEL",
-    "Vars: %l = level",
-    "Vars: %m = message",
-  ].join("\n"),
-});
-
-logger2.log("error", "Hallo");
-
-//update config to disable debug and warn
-logger2.setConfig({
-  formatString: "Disabled Methods: [%L] %t %m",
-  methods: {
-    debug: false,
-    warn: false,
-  },
-});
-
-logger2.debug("Shouldn't log");
-logger2.info("Should log");
-logger2.warn("Shouldn't log");
-logger2.error("Should log");
-
-//format string with current instance config
-logger2.setConfig({
-  formatString: "Format String: [%m]",
-});
-const formatted = logger2.format("info", "MY CUSTOM STRING");
-console.log(formatted);
diff --git a/packages/server/local/index.ts b/packages/server/local/index.ts
index b8ce04a..e69de29 100644
--- a/packages/server/local/index.ts
+++ b/packages/server/local/index.ts
@@ -1,85 +0,0 @@
-import { UserData } from "@auth-tools/base";
-import { Logger } from "@auth-tools/logger";
-import {
-  AuthServer,
-  AuthServerConfig,
-  AuthServerMethod,
-} from "@auth-tools/server";
-
-const Users: UserData[] = [];
-const Tokens: string[] = [];
-
-const logger = new Logger();
-
-const authServerConfig: AuthServerConfig = {
-  secrets: {
-    accessToken: "SECRET",
-    refreshToken: "SECRET",
-  },
-};
-
-const authServer = new AuthServer(authServerConfig, logger.log);
-
-authServer.use("getUserByMail", ({ email }) => {
-  const user = Users.find((usr) => usr.email === email) || null;
-  return { serverError: false, user };
-});
-
-authServer.use("getUserByName", ({ username }) => {
-  const user = Users.find((usr) => usr.username === username) || null;
-  return { serverError: false, user };
-});
-
-authServer.use("storeUser", ({ user }) => {
-  Users.push(user);
-  return { serverError: false };
-});
-
-authServer.use("checkToken", ({ refreshToken }) => {
-  const exists = Tokens.includes(refreshToken);
-  return { serverError: false, exists };
-});
-
-authServer.use("storeToken", ({ refreshToken }) => {
-  Tokens.push(refreshToken);
-  return { serverError: false };
-});
-
-authServer.use("deleteToken", ({ refreshToken }) => {
-  Tokens.splice(Tokens.indexOf(refreshToken), 1);
-  return { serverError: false };
-});
-
-authServer.use("validateMail", ({ email }) => {
-  const isValid = email.includes("@");
-  return { serverError: false, isValid };
-});
-
-authServer.use("validatePassword", ({ password }) => {
-  const isValid = password.length >= 8;
-  return { serverError: false, isValid };
-});
-
-authServer.use("hashPassword", ({ password }) => {
-  const hashedPassword = password.split("").reverse().join("");
-  return { serverError: false, hashedPassword };
-});
-
-authServer.use("checkPassword", ({ password, hashedPassword }) => {
-  const matches = password.split("").reverse().join("") === hashedPassword;
-  return { serverError: false, matches };
-});
-
-authServer.use("genId", ({}) => {
-  const id = Users.length.toString();
-  return { serverError: false, id };
-});
-(async () => {
-  console.log(
-    await (authServer.methods.register as AuthServerMethod<"register">)({
-      email: "as@as",
-      username: "as",
-      password: "sd",
-    })
-  );
-})();
diff --git a/packages/server/package.json b/packages/server/package.json
index 2b025f4..f0a2640 100644
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@auth-tools/server",
-  "version": "0.0.1-alpha.2",
+  "version": "0.0.1-alpha.6",
   "description": "A structured authentication protocol for Javascript. (server)",
   "main": "dist/index.js",
   "repository": "https://github.com/auth-tools/auth-tools",
@@ -15,7 +15,7 @@
     "remove": "npm run build:remove && rimraf node_modules yarn.lock package-lock.json pnpm-lock.yaml"
   },
   "dependencies": {
-    "@auth-tools/base": "^0.0.1-alpha.4",
+    "@auth-tools/base": "^0.0.1-alpha.8",
     "jsonwebtoken": "^9.0.2"
   },
   "devDependencies": {
diff --git a/packages/server/src/events.ts b/packages/server/src/events.ts
index 3c991af..9665c11 100644
--- a/packages/server/src/events.ts
+++ b/packages/server/src/events.ts
@@ -14,7 +14,7 @@ export function undefinedUseEvent<
   return (() => {
     //complain about unset use event callback
     log("error", `The use "${event}" event is not defined!`);
-    return { ...returnData, serverError: true };
+    return { ...returnData, error: true };
   }) as UseEventCallbacks<AuthServerUseEvents>[Event];
 }
 
@@ -23,6 +23,6 @@ export function undefinedInterceptEvent<
   Event extends keyof AuthServerInterceptEvents
 >(): InterceptEventCallbacks<AuthServerInterceptEvents>[Event] {
   return () => {
-    return { serverError: false, intercepted: false, interceptCode: 0 };
+    return { error: false, intercepted: false, interceptCode: 0 };
   };
 }
diff --git a/packages/server/src/getUserByLogin.ts b/packages/server/src/getUserByLogin.ts
index 2c9c891..98968d2 100644
--- a/packages/server/src/getUserByLogin.ts
+++ b/packages/server/src/getUserByLogin.ts
@@ -21,14 +21,14 @@ export default async function (
     email: login,
   });
 
-  if (getUserByMail.serverError) return { serverError: true, user: null };
+  if (getUserByMail.error) return { error: true, user: null };
 
   //get user by name with value of login
   const getUserByName = await internal.useEventCallbacks.getUserByName({
     username: login,
   });
 
-  if (getUserByName.serverError) return { serverError: true, user: null };
+  if (getUserByName.error) return { error: true, user: null };
 
-  return { serverError: false, user: getUserByMail.user || getUserByName.user };
+  return { error: false, user: getUserByMail.user || getUserByName.user };
 }
diff --git a/packages/server/src/methods/check.ts b/packages/server/src/methods/check.ts
index bc8a0dc..bb42a64 100644
--- a/packages/server/src/methods/check.ts
+++ b/packages/server/src/methods/check.ts
@@ -49,7 +49,7 @@ export function createCheck(
         refreshToken,
       });
 
-      if (checkToken.serverError) return authServerError();
+      if (checkToken.error) return authServerError();
 
       if (!checkToken.exists) {
         internal.log("debug", 'The "refreshToken" does not exist.');
@@ -72,7 +72,7 @@ export function createCheck(
         payload: { id: decodeAccessToken.payload.id },
       });
 
-      if (intercept.serverError) return authServerError();
+      if (intercept.error) return authServerError();
 
       if (intercept.intercepted)
         return authError<"check", 9>(
diff --git a/packages/server/src/methods/login.ts b/packages/server/src/methods/login.ts
index a257ab1..912dee7 100644
--- a/packages/server/src/methods/login.ts
+++ b/packages/server/src/methods/login.ts
@@ -38,7 +38,7 @@ export function createLogin(
 
       const getUserByLoginLogin = await getUserByLogin(login, internal);
 
-      if (getUserByLoginLogin.serverError) return authServerError();
+      if (getUserByLoginLogin.error) return authServerError();
 
       if (!getUserByLoginLogin.user) {
         if (internal.config.sensitive.logs)
@@ -60,7 +60,7 @@ export function createLogin(
         hashedPassword: getUserByLoginLogin.user.hashedPassword,
       });
 
-      if (checkPassword.serverError) return authServerError();
+      if (checkPassword.error) return authServerError();
 
       if (!checkPassword.matches) {
         if (internal.config.sensitive.logs)
@@ -97,7 +97,7 @@ export function createLogin(
         payload,
       });
 
-      if (intercept.serverError) return authServerError();
+      if (intercept.error) return authServerError();
 
       if (intercept.intercepted)
         return authError<"login", 9>(
@@ -110,7 +110,7 @@ export function createLogin(
         refreshToken,
       });
 
-      if (storeToken.serverError) return authServerError();
+      if (storeToken.error) return authServerError();
 
       return {
         error: false,
diff --git a/packages/server/src/methods/logout.ts b/packages/server/src/methods/logout.ts
index 89ea3d0..190423c 100644
--- a/packages/server/src/methods/logout.ts
+++ b/packages/server/src/methods/logout.ts
@@ -43,7 +43,7 @@ export function createLogout(
         refreshToken,
       });
 
-      if (checkToken.serverError) return authServerError();
+      if (checkToken.error) return authServerError();
 
       if (!checkToken.exists) {
         internal.log("debug", 'The "refreshToken" does not exist.');
@@ -55,7 +55,7 @@ export function createLogout(
         payload: { id: decodeRefreshToken.payload.id },
       });
 
-      if (intercept.serverError) return authServerError();
+      if (intercept.error) return authServerError();
 
       if (intercept.intercepted)
         return authError<"logout", 9>(
@@ -68,7 +68,7 @@ export function createLogout(
         refreshToken,
       });
 
-      if (deleteToken.serverError) return authServerError();
+      if (deleteToken.error) return authServerError();
 
       return {
         error: false,
diff --git a/packages/server/src/methods/refresh.ts b/packages/server/src/methods/refresh.ts
index 90012d2..5b982df 100644
--- a/packages/server/src/methods/refresh.ts
+++ b/packages/server/src/methods/refresh.ts
@@ -43,7 +43,7 @@ export function createRefresh(
         refreshToken,
       });
 
-      if (checkToken.serverError) return authServerError();
+      if (checkToken.error) return authServerError();
 
       if (!checkToken.exists) {
         internal.log("debug", 'The "refreshToken" does not exist.');
@@ -55,7 +55,7 @@ export function createRefresh(
         payload: { id: decodeRefreshToken.payload.id },
       });
 
-      if (intercept.serverError) return authServerError();
+      if (intercept.error) return authServerError();
 
       if (intercept.intercepted)
         return authError<"refresh", 9>(
diff --git a/packages/server/src/methods/register.ts b/packages/server/src/methods/register.ts
index 8b87908..5437061 100644
--- a/packages/server/src/methods/register.ts
+++ b/packages/server/src/methods/register.ts
@@ -42,7 +42,7 @@ export function createRegister(
         email,
       });
 
-      if (validateMail.serverError) return authServerError();
+      if (validateMail.error) return authServerError();
 
       if (!validateMail.isValid) {
         internal.log("debug", 'The "email" is malformed.');
@@ -54,7 +54,7 @@ export function createRegister(
           password,
         });
 
-      if (validatePassword.serverError) return authServerError();
+      if (validatePassword.error) return authServerError();
 
       if (!validatePassword.isValid) {
         internal.log("debug", 'The "password" is too weak.');
@@ -63,7 +63,7 @@ export function createRegister(
 
       const getUserByLoginEmail = await getUserByLogin(email, internal);
 
-      if (getUserByLoginEmail.serverError) return authServerError();
+      if (getUserByLoginEmail.error) return authServerError();
 
       if (getUserByLoginEmail.user) {
         if (internal.config.sensitive.logs)
@@ -77,7 +77,7 @@ export function createRegister(
 
       const getUserByLoginName = await getUserByLogin(username, internal);
 
-      if (getUserByLoginName.serverError) return authServerError();
+      if (getUserByLoginName.error) return authServerError();
 
       if (getUserByLoginName.user) {
         if (internal.config.sensitive.logs)
@@ -96,14 +96,14 @@ export function createRegister(
         password,
       });
 
-      if (hashPassword.serverError) return authServerError();
+      if (hashPassword.error) return authServerError();
 
       const genId = await internal.useEventCallbacks.genId({
         email,
         username,
       });
 
-      if (genId.serverError) return authServerError();
+      if (genId.error) return authServerError();
 
       const user: User<"id" | "email" | "username" | "hashedPassword"> = {
         id: genId.id,
@@ -116,7 +116,7 @@ export function createRegister(
         user,
       });
 
-      if (intercept.serverError) return authServerError();
+      if (intercept.error) return authServerError();
 
       if (intercept.intercepted)
         return authError<"register", 9>(
@@ -127,7 +127,7 @@ export function createRegister(
 
       const storeUser = await internal.useEventCallbacks.storeUser({ user });
 
-      if (storeUser.serverError) return authServerError();
+      if (storeUser.error) return authServerError();
 
       return {
         error: false,