I got the error below when attempting to configure a Django project to be served by FastCGI via Apache for the first time. I have configured FastCGI but it had been awhile and the server I was working with had ISPConfig installed on it and what I thought to be mod_fastcgi. Below I explain the error, my mix up, and how to resolve on a Linux server.

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After modify some Perl modules with CPAN I started getting the below errors in the Apache error_log.

Errors:
[Sun Jul 12 14:15:03 2009] [notice] child pid 4329 exit signal Segmentation fault (11)
[Sun Jul 12 14:15:27 2009] [notice] child pid 4331 exit signal Segmentation fault (11)
[Sun Jul 12 14:15:30 2009] [notice] child pid 5065 exit signal Segmentation fault (11)
[Sun Jul 12 14:15:31 2009] [notice] child pid 4339 exit signal Segmentation fault (11)
[Sun Jul 12 14:15:48 2009] [notice] child pid 10111 exit signal Segmentation fault (11)
[Sun Jul 12 14:15:48 2009] [notice] child pid 4325 exit signal Segmentation fault (11)

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As you add services, contacts, contact groups, commands, and devices to Nagios the bulk editing begins to become very tedious. Monarch is a great tool to manage Nagios configuration(.cfg) files.  To install Monarch follow the instructions provided in the README.txt that comes with the product. Below I provide instructions to assist in that installation along with some tips and tricks that I learned along the way.

**UPDATE** I realized when reading back through this article that I had not included a download link for Monarch so click here to download Monarch to manage your Nagios configuration files.

How to Install Monarch

1. Install Perl Modules: Install the following perl modules via the CPAN shell: CGI-Session, Class-Accessor, XML-LibXML-Common, XML-NamespaceSupport, XML-SAX, XML-LibXML-1.58, CGI, DBI, DBD-mysql, File::Copy, CGI-Ajax, Data-FormValidator, JavaScript-DataFormValidator, Carp, IO-Socket, Time-Local, and URI-Escape.First start CPAN. Read the rest of this entry »