# readSsoError

**Kind:** Function

**Source:** [`atloria-monorepo/apps/web/src/app/p/[slugId]/lib/readerToken.ts`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/apps/web/src/app/p/[slugId]/lib/readerToken.ts#L134)

Was the reader bounced back from a failed SSO attempt? (`?ssoError=...`)

## Signature

```ts
function readSsoError(): string | null
```

**Returns:** `string | null`