Error on Signup with OTP

import { betterAuth, BetterAuthOptions } from "better-auth";
import { prismaAdapter } from "better-auth/adapters/prisma";
import { admin, emailOTP, openAPI, twoFactor } from "better-auth/plugins";
import { sendEmail } from "./actions/email";
import prisma from "./lib/prisma";

export const auth = betterAuth({
  database: prismaAdapter(prisma, {
    provider: "postgresql",
  }),
  plugins: [
    admin(),
    twoFactor(),
    openAPI(),
    emailOTP({
      sendVerificationOnSignUp: true,
      disableSignUp: true,
      async sendVerificationOTP({ email, otp, type }) {
        await sendEmail({ to: email, type, otp });
      },
    }),
  ],
  session: {
    expiresIn: 60 * 60 * 24 * 7, // 7 days
    updateAge: 60 * 60 * 24, // 1 day (every 1 day the session expiration is updated)
    cookieCache: {
      enabled: true,
      maxAge: 5 * 60, // 300 seconds (5 minutes)
    },
  },
  account: {
    accountLinking: {
      enabled: true,
    },
  },
  emailAndPassword: {
    enabled: true,
    autoSignIn: false,
  },
  emailVerification: {
    autoSignInAfterVerification: true,
    
  },
  socialProviders: {
    google: {
      clientId: process.env.GOOGLE_CLIENT_ID as string,
      clientSecret: process.env.GOOGLE_CLIENT_SECRET as string,
    },
    github: {
      clientId: process.env.GITHUB_CLIENT_ID as string,
      clientSecret: process.env.GITHUB_CLIENT_SECRET as string,
    },
  },
} satisfies BetterAuthOptions);

export type Session = typeof auth.$Infer.Session;

  await signIn.emailOtp(
      {
        email: userData.email,
        otp: data.otp,
      },