DOCUMENT:Q148694 20-FEB-2002 [winnt] TITLE :IIS and SQL: Intermittent NamedPipe Connections Problem PRODUCT :Microsoft Windows NT PROD/VER::1.0,3.51 OPER/SYS: KEYWORDS:kbnetwork ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 3.51 - Microsoft Internet Information Server version 1.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When a user selects an option on an Internet Information Server (IIS) web page that requests a connection to a SQL Server, a STATUS_PIPE_NOT_AVAILABLE C00000ACL error occurs between the IIS and the SQL Server. An occasional instance of this error is normal, but numerous frequency of this error can result in problems seen on the Internet browser application. RESOLUTION ========== To correct this problem, do one or all of the following: - Upgrade to SQL Server 6.0 Service Pack 2. - Remove the TCP/IP protocol and use the IPX/SPX Compatible Transport protocol only. - Upgrade to Windows NT Server 3.51 Service Pack 4. - Upgrade from a 486/66 dual processor 486/66 to a Pentium quad-processor, for example. Additional query words: prodnt ====================================================================== Keywords : kbnetwork Technology : kbWinNTsearch kbWinNT351search kbWinNTSsearch kbWinNTS351 kbWinNTS351search kbiisSearch kbiis100 Version : :1.0,3.51 ============================================================================= 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 2002.