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DBG_UNABLE_TO_PROVIDE_HANDLE
The debugger could not provide an expected handle
Some debugging operations depend on handles associated with a process, thread, executable image, or loaded module. This informational status indicates that the debugging layer could not make the requested handle available. The event itself may still identify the object, but operations requiring direct handle access cannot proceed normally.
Typical causes include an object that exited before the request completed, insufficient access rights, a stale debugger-side object table, or failure to duplicate a handle across a process boundary. Treat the status as a synchronization or ownership problem in the debugger protocol.
What to inspect
- Identify which object type and identifier the debugger attempted to resolve.
- Check whether the process or thread exited between event delivery and handle acquisition.
- Verify requested access rights and handle-duplication permissions.
- Do not substitute an unrelated cached handle merely because its numeric identifier matches.
References
- Microsoft Open Specifications: NTSTATUS values
- Microsoft: debugging events
- Microsoft: writing the debugger main loop
- Wine source: debugger API implementation
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