Ramnish,
Here's my Hello World Cgi script which I am trying to run 

#!/usr/bin/perl
print "Content-type: text/html\n\n";
print "Hello, World."; 

It has no problem.

Thanx,
Alok.
-----Original Message-----
From: Ranish George [mailto:[EMAIL PROTECTED] 
Sent: Friday, July 28, 2006 12:45 PM
To: Nath, Alok (STSD)
Cc: beginners@perl.org
Subject: Re: Same Internal Server Error from last two days

Nath, Alok (STSD) wrote:
> Hi ,
>       It's not exactly a perl query but related to it.
>
> I am trying to run a Hello World Perl Script in Apache 2.2.
> My script is installed in location :
> C:\Program Files\Apache Software Foundation\Apache2.2\bin
>
> Perl is installed in : C:\Perl\bin
>
> But its constantly giving me Internal Server Error.The script Runs 
> perfectly fine from the command prompt.
>
> Apart from this I tried the following things but still could not make 
> it work :
> 1. Tried by Changing ScriptAlias variable.
> 2. Tried runningi file with .pl and .cgi extesion.
> 3. Tried changing the perl path
> 4. Tried on a different port
> 5. Different machine
> 6. Different version of perl ie 1.3
> 7. Saving the .pl file in text mode using textpad.
> But none of this is helping me.
>
> I am attaching the httpd.conf also.Any help will be greatly
appreciated.
>
> Thanx,
> Alok
>
>   
> ----------------------------------------------------------------------
> --
>
> #
> # This is the main Apache HTTP server configuration file.  It contains

> the # configuration directives that give the server its instructions.
> # See <URL:http://httpd.apache.org/docs/2.2/> for detailed
information.
> # In particular, see
> # <URL:http://httpd.apache.org/docs/2.2/mod/directives.html>
> # for a discussion of each configuration directive.
> #
> # Do NOT simply read the instructions in here without understanding # 
> what they do.  They're here only as hints or reminders.  If you are 
> unsure # consult the online docs. You have been warned.
> #
> # Configuration and logfile names: If the filenames you specify for 
> many # of the server's control files begin with "/" (or "drive:/" for 
> Win32), the # server will use that explicit path.  If the filenames do

> *not* begin # with "/", the value of ServerRoot is prepended -- so
"logs/foo.log"
> # with ServerRoot set to "C:/Program Files/Apache Software 
> Foundation/Apache2.2" will be interpreted by the # server as
"C:/Program Files/Apache Software Foundation/Apache2.2/logs/foo.log".
> #
> # NOTE: Where filenames are specified, you must use forward slashes # 
> instead of backslashes (e.g., "c:/apache" instead of "c:\apache").
> # If a drive letter is omitted, the drive on which Apache.exe is 
> located # will be used by default.  It is recommended that you always 
> supply # an explicit drive letter in absolute paths, however, to avoid

> # confusion.
> #
>
> # ThreadsPerChild: constant number of worker threads in the server 
> process # MaxRequestsPerChild: maximum  number of requests a server 
> process serves ThreadsPerChild 250 MaxRequestsPerChild  0
>
> #
> # ServerRoot: The top of the directory tree under which the server's #

> configuration, error, and log files are kept.
> #
> # Do not add a slash at the end of the directory path.  If you point #

> ServerRoot at a non-local disk, be sure to point the LockFile 
> directive # at a local disk.  If you wish to share the same ServerRoot

> for multiple # httpd daemons, you will need to change at least
LockFile and PidFile.
> #
> ServerRoot "C:/Program Files/Apache Software Foundation/Apache2.2"
>
> #
> # Listen: Allows you to bind Apache to specific IP addresses and/or # 
> ports, instead of the default. See also the <VirtualHost> # directive.
> #
> # Change this to Listen on specific IP addresses as shown below to # 
> prevent Apache from glomming onto all bound IP addresses (0.0.0.0) # 
> #Listen 12.34.56.78:80 Listen 8040
>
> #
> # Dynamic Shared Object (DSO) Support
> #
> # To be able to use the functionality of a module which was built as a
DSO you
> # have to place corresponding `LoadModule' lines at this location so
the
> # directives contained in it are actually available _before_ they are
used.
> # Statically compiled modules (those listed by `httpd -l') do not need
> # to be loaded here.
> #
> # Example:
> # LoadModule foo_module modules/mod_foo.so
> #
> LoadModule actions_module modules/mod_actions.so
> LoadModule alias_module modules/mod_alias.so
> LoadModule asis_module modules/mod_asis.so
> LoadModule auth_basic_module modules/mod_auth_basic.so
> #LoadModule auth_digest_module modules/mod_auth_digest.so
> #LoadModule authn_anon_module modules/mod_authn_anon.so
> #LoadModule authn_dbm_module modules/mod_authn_dbm.so
> LoadModule authn_default_module modules/mod_authn_default.so
> LoadModule authn_file_module modules/mod_authn_file.so
> #LoadModule authz_dbm_module modules/mod_authz_dbm.so
> LoadModule authz_default_module modules/mod_authz_default.so
> LoadModule authz_groupfile_module modules/mod_authz_groupfile.so
> LoadModule authz_host_module modules/mod_authz_host.so
> LoadModule authz_user_module modules/mod_authz_user.so
> LoadModule autoindex_module modules/mod_autoindex.so
> #LoadModule cern_meta_module modules/mod_cern_meta.so
> LoadModule cgi_module modules/mod_cgi.so
> #LoadModule dav_module modules/mod_dav.so
> #LoadModule dav_fs_module modules/mod_dav_fs.so
> #LoadModule deflate_module modules/mod_deflate.so
> LoadModule dir_module modules/mod_dir.so
> LoadModule env_module modules/mod_env.so
> #LoadModule expires_module modules/mod_expires.so
> #LoadModule file_cache_module modules/mod_file_cache.so
> #LoadModule headers_module modules/mod_headers.so
> LoadModule imagemap_module modules/mod_imagemap.so
> LoadModule include_module modules/mod_include.so
> #LoadModule info_module modules/mod_info.so
> LoadModule isapi_module modules/mod_isapi.so
> LoadModule log_config_module modules/mod_log_config.so
> LoadModule mime_module modules/mod_mime.so
> #LoadModule mime_magic_module modules/mod_mime_magic.so
> #LoadModule proxy_module modules/mod_proxy.so
> #LoadModule proxy_ajp_module modules/mod_proxy_ajp.so
> #LoadModule proxy_balancer_module modules/mod_proxy_balancer.so
> #LoadModule proxy_connect_module modules/mod_proxy_connect.so
> #LoadModule proxy_http_module modules/mod_proxy_http.so
> #LoadModule proxy_ftp_module modules/mod_proxy_ftp.so
> LoadModule negotiation_module modules/mod_negotiation.so
> #LoadModule rewrite_module modules/mod_rewrite.so
> LoadModule setenvif_module modules/mod_setenvif.so
> #LoadModule speling_module modules/mod_speling.so
> #LoadModule status_module modules/mod_status.so
> #LoadModule unique_id_module modules/mod_unique_id.so
> LoadModule userdir_module modules/mod_userdir.so
> #LoadModule usertrack_module modules/mod_usertrack.so
> #LoadModule vhost_alias_module modules/mod_vhost_alias.so
> #LoadModule ssl_module modules/mod_ssl.so
>
> # 'Main' server configuration
> #
> # The directives in this section set up the values used by the 'main'
> # server, which responds to any requests that aren't handled by a
> # <VirtualHost> definition.  These values also provide defaults for
> # any <VirtualHost> containers you may define later in the file.
> #
> # All of these directives may appear inside <VirtualHost> containers,
> # in which case these default settings will be overridden for the
> # virtual host being defined.
> #
>
> #
> # ServerAdmin: Your address, where problems with the server should be
> # e-mailed.  This address appears on some server-generated pages, such
> # as error documents.  e.g. [EMAIL PROTECTED]
> #
> ServerAdmin [EMAIL PROTECTED]
>
> #
> # ServerName gives the name and port that the server uses to identify
itself.
> # This can often be determined automatically, but we recommend you
specify
> # it explicitly to prevent problems during startup.
> #
> # If your host doesn't have a registered DNS name, enter its IP
address here.
> #
> ServerName jwala:8040
>
> #
> # DocumentRoot: The directory out of which you will serve your
> # documents. By default, all requests are taken from this directory,
but
> # symbolic links and aliases may be used to point to other locations.
> #
> DocumentRoot "C:/Program Files/Apache Software
Foundation/Apache2.2/htdocs"
>
> #
> # Each directory to which Apache has access can be configured with
respect
> # to which services and features are allowed and/or disabled in that
> # directory (and its subdirectories). 
> #
> # First, we configure the "default" to be a very restrictive set of 
> # features.  
> #
> <Directory />
>     Options FollowSymLinks
>     AllowOverride None
>     Order deny,allow
>     Deny from all
>     Satisfy all
> </Directory>
>
> #
> # Note that from this point forward you must specifically allow
> # particular features to be enabled - so if something's not working as
> # you might expect, make sure that you have specifically enabled it
> # below.
> #
>
> #
> # This should be changed to whatever you set DocumentRoot to.
> #
> <Directory "C:/Program Files/Apache Software
Foundation/Apache2.2/htdocs">
>     #
>     # Possible values for the Options directive are "None", "All",
>     # or any combination of:
>     #   Indexes Includes FollowSymLinks SymLinksifOwnerMatch ExecCGI
MultiViews
>     #
>     # Note that "MultiViews" must be named *explicitly* --- "Options
All"
>     # doesn't give it to you.
>     #
>     # The Options directive is both complicated and important.  Please
see
>     # http://httpd.apache.org/docs/2.2/mod/core.html#options
>     # for more information.
>     #
>     Options Indexes FollowSymLinks
>
>     #
>     # AllowOverride controls what directives may be placed in
.htaccess files.
>     # It can be "All", "None", or any combination of the keywords:
>     #   Options FileInfo AuthConfig Limit
>     #
>     AllowOverride None
>
>     #
>     # Controls who can get stuff from this server.
>     #
>     Order allow,deny
>     Allow from all
>
> </Directory>
>
> #
> # DirectoryIndex: sets the file that Apache will serve if a directory
> # is requested.
> #
> <IfModule dir_module>
>     DirectoryIndex index.html
> </IfModule>
>
> #
> # The following lines prevent .htaccess and .htpasswd files from being

> # viewed by Web clients. 
> #
> <FilesMatch "^\.ht">
>     Order allow,deny
>     Deny from all
> </FilesMatch>
>
> #
> # ErrorLog: The location of the error log file.
> # If you do not specify an ErrorLog directive within a <VirtualHost>
> # container, error messages relating to that virtual host will be
> # logged here.  If you *do* define an error logfile for a
<VirtualHost>
> # container, that host's errors will be logged there and not here.
> #
> ErrorLog logs/error.log
>
> #
> # LogLevel: Control the number of messages logged to the error_log.
> # Possible values include: debug, info, notice, warn, error, crit,
> # alert, emerg.
> #
> LogLevel warn
>
> <IfModule log_config_module>
>     #
>     # The following directives define some format nicknames for use
with
>     # a CustomLog directive (see below).
>     #
>     LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\"
\"%{User-Agent}i\"" combined
>     LogFormat "%h %l %u %t \"%r\" %>s %b" common
>
>     <IfModule logio_module>
>       # You need to enable mod_logio.c to use %I and %O
>       LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\"
\"%{User-Agent}i\" %I %O" combinedio
>     </IfModule>
>
>     #
>     # The location and format of the access logfile (Common Logfile
Format).
>     # If you do not define any access logfiles within a <VirtualHost>
>     # container, they will be logged here.  Contrariwise, if you *do*
>     # define per-<VirtualHost> access logfiles, transactions will be
>     # logged therein and *not* in this file.
>     #
>     CustomLog logs/access.log common
>
>     #
>     # If you prefer a logfile with access, agent, and referer
information
>     # (Combined Logfile Format) you can use the following directive.
>     #
>     #CustomLog logs/access.log combined
> </IfModule>
>
> <IfModule alias_module>
>     #
>     # Redirect: Allows you to tell clients about documents that used
to 
>     # exist in your server's namespace, but do not anymore. The client

>     # will make a new request for the document at its new location.
>     # Example:
>     # Redirect permanent /foo http://jwala/bar
>
>     #
>     # Alias: Maps web paths into filesystem paths and is used to
>     # access content that does not live under the DocumentRoot.
>     # Example:
>     # Alias /webpath /full/filesystem/path
>     #
>     # If you include a trailing / on /webpath then the server will
>     # require it to be present in the URL.  You will also likely
>     # need to provide a <Directory> section to allow access to
>     # the filesystem path.
>
>     #
>     # ScriptAlias: This controls which directories contain server
scripts. 
>     # ScriptAliases are essentially the same as Aliases, except that
>     # documents in the target directory are treated as applications
and
>     # run by the server when requested rather than as documents sent
to the
>     # client.  The same rules about trailing "/" apply to ScriptAlias
>     # directives as to Alias.
>     #
>
>     #ScriptAlias /cgi-bin/ "C:/Program Files/Apache Software
Foundation/Apache2.2/cgi-bin/"
>
>     ScriptAlias /cgi-bin/ "C:/Program Files/Apache Software
Foundation/Apache2.2/cgi-bin/"
>
> </IfModule>
>
> #
> # "C:/Program Files/Apache Software Foundation/Apache2.2/cgi-bin"
should be changed to whatever your ScriptAliased
> # CGI directory exists, if you have that configured.
> #
> <Directory "C:/Program Files/Apache Software
Foundation/Apache2.2/cgi-bin">
>     AllowOverride None
>     Options None
>     Order allow,deny
>     Allow from all
> </Directory>
>
> # 
> # Apache parses all CGI scripts for the shebang line by default.
> # This comment line, the first line of the script, consists of the
symbols
> # pound (#) and exclamation (!) followed by the path of the program
that 
> # can execute this specific script.  For a perl script, with perl.exe
in
> # the C:\Program Files\Perl directory, the shebang line should be:
>       #!c:/perl/perl
>
>
> # Note you _must_not_ indent the actual shebang line, and it must be
the
> # first line of the file.  Of course, CGI processing must be enabled
by 
> # the appropriate ScriptAlias or Options ExecCGI directives for the
files 
> # or directory in question.
> #
> # However, Apache on Windows allows either the Unix behavior above, or
can
> # use the Registry to match files by extention.  The command to
execute 
> # a file of this type is retrieved from the registry by the same
method as 
> # the Windows Explorer would use to handle double-clicking on a file.
> # These script actions can be configured from the Windows Explorer
View menu, 
> # 'Folder Options', and reviewing the 'File Types' tab.  Clicking the
Edit
> # button allows you to modify the Actions, of which Apache 1.3
attempts to
> # perform the 'Open' Action, and failing that it will try the shebang
line.
> # This behavior is subject to change in Apache release 2.0.
> #
> # Each mechanism has it's own specific security weaknesses, from the
means
> # to run a program you didn't intend the website owner to invoke, and
the
> # best method is a matter of great debate.
> #
> # To enable the this Windows specific behavior (and therefore
-disable- the
> # equivilant Unix behavior), uncomment the following directive:
> #
> #ScriptInterpreterSource registry
> #
> # The directive above can be placed in individual <Directory> blocks
or the
> # .htaccess file, with either the 'registry' (Windows behavior) or
'script' 
> # (Unix behavior) option, and will override this server default
option.
> #
>
> #
> # DefaultType: the default MIME type the server will use for a
document
> # if it cannot otherwise determine one, such as from filename
extensions.
> # If your server contains mostly text or HTML documents, "text/plain"
is
> # a good value.  If most of your content is binary, such as
applications
> # or images, you may want to use "application/octet-stream" instead to
> # keep browsers from trying to display binary files as though they are
> # text.
> #
> DefaultType text/plain
>
> <IfModule mime_module>
>     #
>     # TypesConfig points to the file containing the list of mappings
from
>     # filename extension to MIME-type.
>     #
>     TypesConfig conf/mime.types
>
>     #
>     # AddType allows you to add to or override the MIME configuration
>     # file specified in TypesConfig for specific file types.
>     #
>     #AddType application/x-gzip .tgz
>     #
>     # AddEncoding allows you to have certain browsers uncompress
>     # information on the fly. Note: Not all browsers support this.
>     #
>     #AddEncoding x-compress .Z
>     #AddEncoding x-gzip .gz .tgz
>     #
>     # If the AddEncoding directives above are commented-out, then you
>     # probably should define those extensions to indicate media types:
>     #
>     AddType application/x-compress .Z
>     AddType application/x-gzip .gz .tgz
>
>     #
>     # AddHandler allows you to map certain file extensions to
"handlers":
>     # actions unrelated to filetype. These can be either built into
the server
>     # or added with the Action directive (see below)
>     #
>     # To use CGI scripts outside of ScriptAliased directories:
>     # (You will also need to add "ExecCGI" to the "Options"
directive.)
>     #
>     #AddHandler cgi-script .cgi
>
>     # For type maps (negotiated resources):
>     #AddHandler type-map var
>
>     #
>     # Filters allow you to process content before it is sent to the
client.
>     #
>     # To parse .shtml files for server-side includes (SSI):
>     # (You will also need to add "Includes" to the "Options"
directive.)
>     #
>     #AddType text/html .shtml
>     #AddOutputFilter INCLUDES .shtml
> </IfModule>
>
> #
> # The mod_mime_magic module allows the server to use various hints
from the
> # contents of the file itself to determine its type.  The
MIMEMagicFile
> # directive tells the module where the hint definitions are located.
> #
> #MIMEMagicFile conf/magic
>
> #
> # Customizable error responses come in three flavors:
> # 1) plain text 2) local redirects 3) external redirects
> #
> # Some examples:
> #ErrorDocument 500 "The server made a boo boo."
> #ErrorDocument 404 /missing.html
> #ErrorDocument 404 "/cgi-bin/missing_handler.pl"
> #ErrorDocument 402 http://jwala/subscription_info.html
> #
>
> #
> # EnableMMAP and EnableSendfile: On systems that support it, 
> # memory-mapping or the sendfile syscall is used to deliver
> # files.  This usually improves server performance, but must
> # be turned off when serving from networked-mounted 
> # filesystems or if support for these functions is otherwise
> # broken on your system.
> #
> #EnableMMAP off
> #EnableSendfile off
>
> # Supplemental configuration
> #
> # The configuration files in the conf/extra/ directory can be 
> # included to add extra features or to modify the default
configuration of 
> # the server, or you may simply copy their contents here and change as

> # necessary.
>
> # Server-pool management (MPM specific)
> #Include conf/extra/httpd-mpm.conf
>
> # Multi-language error messages
> #Include conf/extra/httpd-multilang-errordoc.conf
>
> # Fancy directory listings
> #Include conf/extra/httpd-autoindex.conf
>
> # Language settings
> #Include conf/extra/httpd-languages.conf
>
> # User home directories
> #Include conf/extra/httpd-userdir.conf
>
> # Real-time info on requests and configuration
> #Include conf/extra/httpd-info.conf
>
> # Virtual hosts
> #Include conf/extra/httpd-vhosts.conf
>
> # Local access to the Apache HTTP Server Manual
> #Include conf/extra/httpd-manual.conf
>
> # Distributed authoring and versioning (WebDAV)
> #Include conf/extra/httpd-dav.conf
>
> # Various default settings
> #Include conf/extra/httpd-default.conf
>
> # Secure (SSL/TLS) connections
> #Include conf/extra/httpd-ssl.conf
> #
> # Note: The following must must be present to support
> #       starting without SSL on platforms with no /dev/random
equivalent
> #       but a statically compiled-in mod_ssl.
> #
> <IfModule ssl_module>
> SSLRandomSeed startup builtin
> SSLRandomSeed connect builtin
> </IfModule>
>   
Hi Alok,

         Please attach your CGI script so that we can help you out.

-Ranish

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