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PEERDIST_ERROR_MISSING_DATA
The requested data cannot be found in local or peer caches.
PEERDIST_ERROR_MISSING_DATA is Win32 error 4052 (0xFD4) and belongs to Peer Distribution and BranchCache cache lookup and retrieval. The system description identifies the immediate condition but does not identify the caller, object, policy, device, service instance, or transition that produced it.
Interpret this result at the API boundary that returned it. Capture it before logging, cleanup, or another Windows call can replace the thread-local last-error value. Compare the recorded inputs with the documented precondition for Peer Distribution and BranchCache cache lookup and retrieval rather than starting with a broad system repair.
Where the result appears
- This result can surface during the cache lookup and retrieval stage of a PeerDist publisher or consumer.
- This result can surface during a BranchCache request where the requested block is absent from the local cache and from reachable peers.
- It can surface during an API call whose diagnosis depends on record content identifier, range, peer discovery results, and origin availability.
- It can surface during a recovery path that must fall back to the authoritative server, then publish verified data to the cache according to policy.
Likely causes
- the requested block is absent from the local cache and from reachable peers.
- the caller made a stale assumption during cache lookup and retrieval.
- the observed PeerDist state no longer matched record content identifier, range, peer discovery results, and origin availability.
- the wrapper retried before it could fall back to the authoritative server, then publish verified data to the cache according to policy.
Diagnostic sequence
Diagnosis of it starts with the exact request type: read, write, create, transition, validation, cancellation, or administrative action. Identify the object generation and subsystem owner, then decide whether the failure happened before side effects, during a partial transition, or after completion. This ordering matters in Peer Distribution and BranchCache cache lookup and retrieval because a blind retry can hide stale state or repeat a non-idempotent change.
- record record content identifier, range, peer discovery results, and origin availability.
- record the exact PeerDist function involved in cache lookup and retrieval.
- record the object generation used for cache lookup and retrieval.
- record PeerDistSvc status while evaluating the requested block is absent from the local cache and from reachable peers.
- record origin fallback behavior before attempting to fall back to the authoritative server, then publish verified data to the cache according to policy.
Correlate it with the owning component’s operational log, the Windows System log, and any subsystem trace. Telemetry for this Win32 error should preserve native identifiers such as a path or file ID, handle generation, node or peer identity, policy ID, object version, offset and length, or transaction token. Retain decimal 4052, hexadecimal 0xFD4, and the producing API even when a localized message is also shown.
State boundary to prove
The decisive boundary for this Win32 error is whether the requested block is absent from the local cache and from reachable peers. Prove or disprove that proposition using record content identifier, range, peer discovery results, and origin availability together with the exact PeerDist function involved in cache lookup and retrieval. When observations for this Win32 error disagree, preserve both and inspect the transition between them instead of choosing the more convenient value.
A focused validation for this Win32 error should recreate the relevant part of this situation: a branch client requests a segment no peer currently holds; origin fallback succeeds and later requests use the newly cached block. The negative case should keep the responsible condition unchanged and confirm error 4052; the recovery case should change only that condition and verify a successful result without an unrecorded side effect.
Suggested diagnostic fields
For error 4052, keep winerr_4052_api, winerr_4052_object, winerr_4052_state_before, winerr_4052_request, winerr_4052_first_status, winerr_4052_verification. These fields distinguish the initial state, requested transition, first status, and verified recovery result.
Handling, retry, and recovery
fall back to the authoritative server, then publish verified data to the cache according to policy A retry is justified only after the recorded state that produced this specific code has changed.
Retry it only after evidence shows a change in Peer Distribution and BranchCache cache lookup and retrieval. Initialization, asynchronous completion, recall, or service readiness can justify bounded backoff; malformed metadata, invalid identifiers, policy rejection, unsupported versions, and integrity failures require correction. Before repeating a write or configuration operation after it, query completion state explicitly.
What to log for support and telemetry
- log decimal 4052, hexadecimal
0xFD4, and the producing API. - log the target object and observed Peer Distribution and BranchCache cache lookup and retrieval state.
- log caller identity, process and thread IDs, machine or node identity, and UTC time.
- log attempt number, elapsed time, previous result, and any partial side effect.
- retain the first lower-level or component-specific error before Win32 translation.
Difference from nearby codes
PEERDIST_ERROR_NO_MORE means the stream is complete rather than that required data is missing.
Practical example
A branch client requests a segment no peer currently holds; origin fallback succeeds and later requests use the newly cached block.
Developer and administrator guidance
Code that handles it should keep its Win32 domain visible across exceptions, RPC responses, and JSON or REST wrappers. Administrators should verify the subsystem evidence before changing policy, deleting state, forcing failover, or replacing storage. Recovery is demonstrated only when a test observes 4052, changes the responsible condition, and confirms that the same operation succeeds without hidden data loss.
References
- Microsoft: System Error Codes (4000–5999) — reference for error 4052.
- Microsoft: Peer Distribution API — reference for error 4052.
- Microsoft: peerdist.h API reference — reference for error 4052.
- Microsoft: BranchCache — reference for error 4052.
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