diff --git a/apps/start/src/components/auth/sign-up-email-form.tsx b/apps/start/src/components/auth/sign-up-email-form.tsx
index 2ddde17c..6e102b6a 100644
--- a/apps/start/src/components/auth/sign-up-email-form.tsx
+++ b/apps/start/src/components/auth/sign-up-email-form.tsx
@@ -1,7 +1,7 @@
 import { useTRPC } from '@/integrations/trpc/react';
 import { zodResolver } from '@hookform/resolvers/zod';
 import { zSignUpEmail } from '@openpanel/validation';
-import { useMutation } from '@tanstack/react-query';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
 
 import { useRouter } from '@tanstack/react-router';
 import { type SubmitHandler, useForm } from 'react-hook-form';
@@ -16,11 +16,10 @@ type IForm = z.infer<typeof validator>;
 export function SignUpEmailForm({
   inviteId,
 }: { inviteId: string | undefined }) {
-  const router = useRouter();
   const trpc = useTRPC();
   const mutation = useMutation(
     trpc.auth.signUpEmail.mutationOptions({
-      onSuccess() {
+      async onSuccess() {
         toast.success('Successfully signed up');
         window.location.href = '/onboarding/project';
       },
diff --git a/apps/start/src/integrations/tanstack-query/root-provider.tsx b/apps/start/src/integrations/tanstack-query/root-provider.tsx
index 1c98cb9b..556a140c 100644
--- a/apps/start/src/integrations/tanstack-query/root-provider.tsx
+++ b/apps/start/src/integrations/tanstack-query/root-provider.tsx
@@ -9,16 +9,12 @@ import { createIsomorphicFn } from '@tanstack/react-start';
 import { getRequestHeaders } from '@tanstack/react-start/server';
 import { useMemo } from 'react';
 
-type Headers = ReturnType<typeof getRequestHeaders>;
-
 export const getIsomorphicHeaders = createIsomorphicFn()
   .server(() => {
     return getRequestHeaders();
   })
   .client(() => {
-    const headers = new Headers();
-    headers.set('content-type', 'application/json');
-    return headers as Headers;
+    return {};
   });
 
 // Create a function that returns a tRPC client with optional cookies
diff --git a/packages/auth/src/session.ts b/packages/auth/src/session.ts
index f91ef63d..359b3f99 100644
--- a/packages/auth/src/session.ts
+++ b/packages/auth/src/session.ts
@@ -70,7 +70,7 @@ export async function validateSessionToken(
     return EMPTY_SESSION;
   }
   const sessionId = encodeHexLowerCase(sha256(new TextEncoder().encode(token)));
-  const result = await db.session.findUnique({
+  const result = await db.$primary().session.findUnique({
     where: {
       id: sessionId,
     },
diff --git a/packages/trpc/src/routers/auth.ts b/packages/trpc/src/routers/auth.ts
index 7afe3e75..5d139d3e 100644
--- a/packages/trpc/src/routers/auth.ts
+++ b/packages/trpc/src/routers/auth.ts
@@ -321,7 +321,6 @@ export const authRouter = createTRPCRouter({
       return true;
     }),
   session: publicProcedure.query(async ({ ctx }) => {
-    ctx.req.log.info('DEBUG: session', { session: ctx.session });
     return ctx.session;
   }),