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FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH
FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH The password/passphrase does not satisfy the minimum length required by effective BitLocker policy. The value is rejected before the protector can be created.
What to check for FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH
- Check the effective minimum password length for the target drive type.
- Choose a longer password that meets the organization’s requirements instead of retrying the same value.
- Verify whether additional complexity or ASCII-only requirements are also configured.
manage-bde -protectors -get <drive>Microsoft: Configure BitLocker policy settings
Microsoft: manage-bde -protectors
Diagnostic interpretation of FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH
FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH has the HRESULT value 0x80310080. AllStat records the condition as “Your password does not meet minimum password length requirements. For FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH, by default, passwords must be at least 8 characters in length. Check with your system administrator for the password length requirement in your organization.”. For FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH, in practice, interpret that wording at the boundary owned by the Windows component or COM interface that returned the HRESULT, rather than treating the value as a generic Windows message.
Evidence to capture for FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH
- Record the exact COM method or Windows API, its input object, the calling thread, and the full 0x80310080 value before a wrapper converts it to an exception or Boolean result.
- Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH or the fve / policy / passphrase / length operation.
- Reproduce FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH with the smallest valid input and note whether the result changes with identity, architecture, service state, or target object.
Retry and recovery for FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH
Retry FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH only when the owning API documents a transient state or after the condition described as “Your password does not meet minimum password length requirements. For FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH, by default, passwords must be at least 8 characters in length. Check with your system administrator for the password length requirement in your organization.” has changed. For FVE_E_POLICY_INVALID_PASSPHRASE_LENGTH, configuration, policy, format, and authorization failures normally require correction first; an immediate loop can hide the original call site and add secondary errors.
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