DOCUMENT:Q231711 11-DEC-2001 [winnt] TITLE :Access Violation in Explorer During Session Logon PRODUCT :Microsoft Windows NT PROD/VER:winnt:4.0 OPER/SYS: KEYWORDS:kbenv ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 4.0, Terminal Server Edition ------------------------------------------------------------------------------- SYMPTOMS ======== After you type your logon credentials, and then click OK, you may receive a memory reference or access violation error message or the computer may stop responding (hang). CAUSE ===== This issue can occur if the permissions for the %SystemRoot%\Profiles profile is not set to the default value. RESOLUTION ========== To resolve this issue, ensure the permissions of the %SystemRoot%\Profiles profile is set to the default value. The default value for %SystemRoot%\Profiles is in the following list: - Local Administrator Group = Full Control - Creator/Owner = Full Control - Everyone = Read - System = Full Control If you have logged on before and are currently experiencing this issue, make sure the folder with your user name contained in the %SystemRoot%\Profiles folder has the following permissions: %User%=Full Control; Local Administrators Group=Full Control; System=Full Control Additional query words: ====================================================================== Keywords : kbenv Technology : kbWinNTsearch kbWinNT400search kbWinNTSsearch kbWinNTS400search kbNTTermServ400 kbNTTermServSearch Version : winnt:4.0 Hardware : x86 Issue type : kbprb ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2001.