What does NTSTATUS 0xC0000510 (STATUS_ALREADY_INITIALIZED) mean?

 
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STATUS_JOB_NOT_EMPTY STATUS_ENCLAVE_NOT_TERMINATED

STATUS_ALREADY_INITIALIZED

The object has already completed one-time initialization

STATUS_ALREADY_INITIALIZED identifies a specific Windows status in the job, task, callback, or isolation path. A second initialization attempt reached an object whose lifecycle allows initialization only once. Retrying without teardown can leak resources or overwrite established state.

Identify duplicate callers and race conditions, make initialization ownership explicit, and use a query operation to detect existing state.

What to preserve before changing the system

  • The exact API, caller, target object, original NTSTATUS value, and any nested error or activity ID.
  • For STATUS_ALREADY_INITIALIZED, the relevant process token, package/job/enclave identity, lifecycle state, and policy or mitigation settings.
  • For STATUS_ALREADY_INITIALIZED, operational event logs and a timeline showing the first transition into the failing state.

References for STATUS_ALREADY_INITIALIZED


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