ERROR  [TypeError: Cannot read property 'then' of undefined] 

Call Stack
  <global> (node_modules\@better-auth\core\dist\async_hooks-BfRfbd1J.mjs)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (node_modules\@better-auth\core\dist\context\index.mjs)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (node_modules\better-auth\dist\utils-db7gNqd-.mjs)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (node_modules\better-auth\dist\get-migration-Bf0TuCzm.mjs)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (node_modules\better-auth\dist\plugins\index.mjs)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (src\lib\auth-client.ts)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (src\hooks\use-auth.ts)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (src\components\auth-selector.tsx)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  <global> (src\app\(app)\(auth)\index.tsx)
  loadModuleImplementation (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  guardedLoadModule (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  metroRequire (node_modules\expo\node_modules\@expo\cli\build\metro-require\require.js)
  Object.defineProperties$argument_1.appAuthIndexTsx.get (src\app)
  metroContext (src\app)
  node.loadRoute (node_modules\expo-router\build\getRoutesCore.js)
  getDirectoryTree (node_modules\expo-router\build\getRoutesCore.js)
  getDirectoryTree (node_modules\expo-router\build\getRoutesCore.js)
  getRoutes (node_modules\expo-router\build\getRoutesCore.js)
  getRoutes (node_modules\expo-router\build\getRoutes.js)
  useStore (node_modules\expo-router\build\global-state\router-store.js)
  ContextNavigator (node_modules\expo-router\build\ExpoRoot.js)
  callComponent.reactStackBottomFrame (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  renderWithHooks (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  updateFunctionComponent (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  beginWork (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  runWithFiberInDEV (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  performUnitOfWork (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  workLoopSync (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  renderRootSync (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  performWorkOnRoot (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)
  performWorkOnRootViaSchedulerTask (node_modules\react-native\Libraries\Renderer\implementations\ReactFabric-dev.js)

Call Stack
  ExpoRoot (node_modules\expo-router\build\ExpoRoot.js)
  App (node_modules\expo-router\build\qualified-entry.js)
  WithDevTools (node_modules\expo\src\launch\withDevTools.tsx)