DmgrEnumDevices builds an internal device table that must be released with DmgrFreeDvcEnum, otherwise a second enumeration (e.g. opening a probe by index, which re-runs Detect) fails.
DmgrEnumDevices builds an internal device table that must be released with DmgrFreeDvcEnum, otherwise a second enumeration (e.g. opening a probe by index, which re-runs Detect) fails.