DOCUMENT:Q248819 08-MAY-2002 [iis] TITLE :IIS 4.0 Logs Incorrect Values for Bytes Sent Field in W3C PRODUCT :Internet Information Server PROD/VER::4.0 OPER/SYS: KEYWORDS:kbiis400 ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Internet Information Server version 4.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When you use the W3C Extended Log Format, Microsoft Internet Information Server (IIS) 4.0 logs the number of bytes sent by the server to the client in the sc-bytes field. However, if an HTTP request is cancelled when you are downloading a file, the log file reflects the size of the file being transferred and not the number of bytes that are actually sent to the client. STATUS ====== Microsoft has confirmed this to be a problem in Internet Information Server 4.0.Microsoft is researching this problem and will post more information here in the Microsoft Knowledge Base when it becomes available. MORE INFORMATION ================ For additional information on the IIS 5.0 version of this fix, click the article number below to view the article in the Microsoft Knowledge Base: Q258189 IIS Log Contains Wrong Data When ISAPI Uses Default for File Size Additional query words: ====================================================================== Keywords : kbiis400 Technology : kbiisSearch kbiis400 Version : :4.0 Hardware : ALPHA x86 Issue type : kbbug Solution Type : kbpending ============================================================================= 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.