> ## Documentation Index
> Fetch the complete documentation index at: https://capitalone-com-activate-helphub.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Common Errors

> Fixes for the most common Capital One activation and login errors.

# Common Errors

Quick fixes for the most-seen error messages during activation and sign in.

<Info>
  Copy the exact error message and search this page to find the fastest fix.
</Info>

## Errors and Fixes

| Error Message                    | What It Means                         | Fix                                        |
| -------------------------------- | ------------------------------------- | ------------------------------------------ |
| "Card not recognized"            | The card number doesn't match records | Retype the number; check for spaces.       |
| "Please try again later"         | Temporary service issue               | Wait 5 minutes and reload.                 |
| "Invalid CVV"                    | The 3-digit code was wrong            | Look at the back of the card and re-enter. |
| "Session expired"                | You were idle too long                | Start again from capitalone.com/activate.  |
| "Too many attempts"              | You tried too many times              | Wait 15 minutes before retrying.           |
| "Identity could not be verified" | Personal details didn't match         | Confirm SSN, ZIP, and DOB.                 |

## Steps to Recover

1. Note the exact error text.
2. Close and reopen your browser.
3. Retype **capitalone.com/activate** in the address bar.
4. Try again with the correct details.
5. Switch to the mobile app if errors persist.
6. Contact support if the error keeps coming back.

<Warning>
  If an error keeps repeating, do not enter your details more than a few times. Use [Reset Password](/account/forgot-password) or [Contact Support](/support/contact).
</Warning>

## Related Articles

* [Troubleshooting](/support/troubleshooting)
* [Identity Verification](/activation/identity-verification)
* [Contact Support](/support/contact)

<CardGroup cols={2}>
  <Card title="Contact Support →" icon="headset" href="/support/contact" />

  <Card title="Reset Password →" icon="key" href="/account/forgot-password" />
</CardGroup>