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UTC_E_KERNELDUMP_LIMIT_REACHED
Interpret the result in context: device-level kernel-dump quota
UTC_E_KERNELDUMP_LIMIT_REACHED (0x87C51041) is a Universal Telemetry Client result from the network or kernel diagnostic capture layer for this HRESULT. Start by locating the exact scenario-engine boundary that emitted this Value. Here the relevant owner is device-level kernel-dump quota: the device has already performed the allowed kernel-dump action within the rolling twenty-four-hour limit for this HRESULT. This is narrower than a generic failure of Connected User Experiences and Telemetry for this HRESULT.
Boundary to preserve: The documented condition is “UTC can perform no more than one KernelDump action on a device every 24 hours.” A comparison run should change that state, not an unrelated component setting.
Kernel-dump boundary: the diagnostic scenario has reached its configured or platform-enforced kernel-dump collection limit. Record the scenario generation, dumps already captured, configured limit, and whether older artifacts were successfully finalized. Increasing unrelated trace buffers does not change a dump-count limit.
Network and kernel captures are high-impact diagnostic actions for this HRESULT. Policy approval, capture-component startup, ETW/driver resources and rate limits are independent gates and should be verified in that order for this HRESULT. Record the configuration package or scenario generation together with the Windows build; otherwise a repaired file can be tested against a stale in-memory graph and appear to fail for the same reason for this HRESULT.
Build a minimal evidence set
| UTC diagnostic field | Value |
|---|---|
| Producing layer | network or kernel diagnostic capture |
| Owning state or object | device-level kernel-dump quota |
| Decisive evidence | last dump timestamp, action ID, device clock, scenario ID, dump completion and quota state |
| Narrow comparison | verify that non-dump actions still run and retry only after the documented time boundary |
| Do not confuse with | UTC_E_REACHED_MAX_ESCALATIONS is a configurable scenario/escalation-type count limit |
The AllStat message names the immediate condition as “UTC can perform no more than one KernelDump action on a device every 24 hours” for this HRESULT. In practice, the useful extension is to ask whether the request was rejected before any side effect, after partial setup, or during cleanup for this HRESULT. Verify the existence and ownership of the expected output—session, directory, process, result object or emitted event—rather than assuming the message describes the final system state for this HRESULT.
Run an A/B check
- Freeze the failing scenario package, caller inputs and UTC service lifetime that produced this result.
- Collect the high-value state: last dump timestamp, action ID, device clock, scenario ID, dump completion and quota state for this HRESULT.
- Use a passing control on the same Windows build, then verify that non-dump actions still run and retry only after the documented time boundary for this HRESULT.
- Repeat once after normal teardown to prove the result is not caused by a stale handle or leftover run state for this HRESULT.
The most informative neighbor is UTC_E_REACHED_MAX_ESCALATIONS. The distinction is concrete: UTC_E_REACHED_MAX_ESCALATIONS is a configurable scenario/escalation-type count limit for this HRESULT. Keeping both symbolic names in logs prevents a broad “DiagTrack error” bucket from hiding whether the failure occurred during parsing, authorization, resource acquisition, execution or teardown for this HRESULT.
Capture safety
When testing this result, keep scope and duration minimal, document where the capture is stored and verify normal stop/cleanup for this HRESULT. Packet and kernel captures can contain sensitive data and consume bounded system resources for this HRESULT.
Safe remediation
Respect the quota and use less intrusive traces for repeated investigation for this HRESULT. Apply that change only to the owning boundary for this HRESULT. A successful repair must make the controlled case cross this boundary while retaining the intended policy, trace providers, destination and security context for this HRESULT.
Restarting Windows, clearing every ETL file or disabling diagnostic policy is not a justified first response to this result. Those actions destroy evidence and can change several independent UTC gates at once for this HRESULT.
- the same request now produces its documented success or nonfatal status without a second hidden retry
- the operational log shows one coherent request lifetime and no orphaned action, timer, process or trace session
- teardown followed by a second run does not reuse stale state or recreate device-level kernel-dump quota
- the nearby condition remains distinguishable: UTC_E_REACHED_MAX_ESCALATIONS is a configurable scenario/escalation-type count limit
Technical references
- Microsoft Open Specifications: Windows error-code registry — reference for network or kernel diagnostic capture while interpreting this result.
- Microsoft: Universal Telemetry Client configuration diagnosis — reference for network or kernel diagnostic capture while interpreting it.
- Microsoft: NDIS filter-driver installation and binding
- Microsoft: Packet Monitor overview
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