1\删除regedit
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\oracle*
HKEY_LOCAL_MACHINE\SOFTWARE\oracle*
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application\oracle*
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\oracle*
HKEY_LOCAL_MACHINE\SOFTWARE\oracle*
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application\oracle*