Get-MyBitLockerKeyProtectors

Returns an Object containing Locked and Unlocked BitLocker Volumes

-ShowRecoveryPassword

Displays the RecoveryPassword for Unlocked BitLocker Volumes

Warnings

These are displayed if you don't have a RecoveryPassword or ExternalKey, or if you have too many

Use this information to filter down the offending BitLocker KeyProtector

And then remediate if necessary