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Installation Note 70020: An upgrade in place to SAS® 9.4M7 on Microsoft Windows fails with an "unexpected error" during a SAS Web Server configuration

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During an upgrade in place (UIP) on a Microsoft Windows system from a previous maintenance release to SAS 9.4M7 (TS1M7), the SAS® Deployment Manager fails during a SAS Web Server configuration. This issue occurs if the CustomLog directive in the <SAS-configuration-directory>\Levn\Web\WebServer\conf\extra\httpd-ssl.conf file is split across multiple lines. As a result, the following error occurs: 

An unexpected error occurred. Please refer to <SAS-configuration-directory>\Levn\Logs\Configure\vfabrcersvrc_startMidtierServers_<date>.log for more details.

When you inspect that file, the following error occurs:

[webserverTarget]      [exec] AH00526: Syntax error on line 324 of D:/SAS_Config/Lev1/Web/WebServer/conf/extra/httpd-ssl.conf:
[webserverTarget]
[webserverTarget]      [exec] Invalid command '%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x "%r" %>s %b', perhaps misspelled or defined by a module not included in the server configuration
[webserverTarget]
[webserverTarget]      [exec] Result: 1

This error occurs because the first line of the CustomLog directive in the httpd-ssl.conf file is being deleted. For example, the CustomLog directive might look similar to the following in a httpd-ssl.conf file:

# CustomLog "C:/SAS/BIserver/Lev2/Web/WebServer/logs/ssl_request.log" \ # if uncommenting, remove characters after backslash
CustomLog "||C:/Program\ Files/SASHome/SASWebServer/9.4/httpd-2.4/bin/rotatelogs.exe -l C:/SASConfig/Lev1/Web/WebServer/logs/ssl_request_%Y-%m-%d-%H.%M.log 50M" \
"%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x \ "%r\ " %>s %b"

During the UIP, the first uncommented line is being deleted from the file, causing the error that occurs in the startMidtierServers_<date>.log file. To circumvent this issue, complete either of the following workarounds:

  • Copy the deleted line back into the httpd-ssl.conf file from a file backup.
  • If you do not have a backup, abridge the above excerpt to match your environment. 


Operating System and Release Information

Product FamilyProductSystemProduct ReleaseSAS Release
ReportedFixed*ReportedFixed*
SAS SystemSAS Web ServerMicrosoft® Windows® for x649.49.49.4 TS1M09.4 TS1M8
* For software releases that are not yet generally available, the Fixed Release is the software release in which the problem is planned to be fixed.