[clug] Weird 500 error - script not executing?

Kim Holburn kim.holburn at anu.edu.au
Sat Jul 9 04:28:28 GMT 2005

Are you using carp?  That can help.

On 2005 Jul 09 at 2:20 PM, Paul Wayper wrote:
> Hi there!
> To take you away from the dull drudgery of spam notices using the  
> clug list address, I've got a knotty problem with Apache and Perl  
> CGI.  I'm adding a couple of scripts to a website I run (use plug qw 
> (www.davesweboflies.com)) but one is now not working in a very  
> strange way.  I get a 500 (Internal Server Error) message whenever  
> I go to the page, with the line in the error log being:
> [...] Premature end of script headers: subs.cgi; referer http:// 
> localhost/[...]/email.cgi
> The script is set executable by all, and I can run it and it gives  
> the outputs I expect.  It's being posted to by the referer, which  
> is in the same directory and runs fine.  I've put warn statements  
> in the script and it doesn't seem to execute them - it's as if  
> something stops the script running before it actually executes the  
> script at all.  I've tried renaming the file in desperation, to no  
> effect.
> What other ways could apache call the script that would differ from  
> the command line?  What else could cause this problem?
> Thanks in advance,
> Paul
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Kim Holburn
Network and Security Manager, National ICT Australia Ltd.
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