【转】UserenvDebugLevel

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

Data type

Range

Default value

REG_DWORD

0x0 | 0x10001 | 0x10002 | 0x20001 | 0x20002

0x0

Description

Determines the type and detail level of the user environment transaction log, userenv.log.

Userenv.log is generated by Userenv.dll. It records processing details during the application of Group Policy settings.

This entry is a bitmask:

• The fifth bit from the right (0x10000) determines the log type.

• The lowest bit (0x10001) determines the level of detail in the log.

转自：http://technet.microsoft.com/en-us/library/cc977477.aspx