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ERROR_CARDBUS_NOT_SUPPORTED
A CardBus device could not start because bridge configuration is unsupported
ERROR_CARDBUS_NOT_SUPPORTED corresponds to Win32 error value documented as: The inserted CardBus device cannot be started because of a configuration error on "%hs". The inserted CardBus device requires resources or bridge behavior that the current firmware, bus driver, or hardware topology cannot provide. This is mainly relevant to legacy notebook and expansion hardware.
Where the result appears in real systems
- CardBus insertion.
- Old PCI-to-CardBus bridges.
- Virtualized legacy devices.
- Systems with disabled or incomplete bridge windows.
What to collect before making changes
Record the device and bridge hardware IDs, BIOS version, assigned resources, and Device Manager status; review SetupAPI.dev.log; compare behavior after firmware settings or bridge-driver updates.
Handling and recovery
Update firmware and chipset drivers, verify that CardBus support is enabled, and remove conflicting legacy resource assignments. If the platform lacks compatible bridge support, use different hardware rather than repeatedly reinstalling the same driver.
What not to infer from this code
This result is a platform or bridge configuration problem, not merely a missing function driver for the inserted card.
References
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