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Date: Sun, 7 Mar 2004 20:49:59 +0100 (CET)
From: "Hendrik-Jan van der Waal" <h@vdwaal.net>
To: users@httpd.apache.org
Reply-To: h@vdwaal.net
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Subject: Re: [users@httpd] Scripts cannot be executes

> Hendrik-Jan van der Waal wrote:
>> LS.
>>
>> I'll keep this short because I'm not sure if this is the right place.
>>
>> My site (www.pick.nl) uses a lot of perl scripts. Every now en than
>> users
>> get an internal server error. In the error log of apache, which I got
>> from
>> my ISP, the internal server error is a result of a premature end of
>> headers, which is caused bij a memory allocation error (Can not exec
>> scriptname.cgi)
>>
>> My ISP doesn't know why the error occurs, there is enough memory. Is
>> there
>> any one who recognizes this problem. Is this a configuration problem or
>> are my scripts  faulty?
>
> The usual cause of this error is line end characters. When the cgi is
> uploaded, there are a variety of reasons why the file could end up on
> the (Unix) server with CRLF line terminators (CR == carriage return ==
> ascii char 13 == Ctrl+M == ^M). The shebang line ends up being:
>
> #!/usr/bin/perl^M
>
> There is unfortunately no file called /usr/bin/perl^M on unix systems,
> just one called /usr/bin/perl. This is why the exec fails. Fortunately
> the fix is easy. You can:
>
> Either
> 1) Specify the shebang line as "#!/usr/bin/perl -w" - this pushes the
> spurious ^M to after the -w so that the name of the perl executable is
> preserved. (not recommended)
> Or
> 2) Edit the file once it is on the server and save it in unix format (LF
> line terminators), or use dos2unix (very tedious and easy to forget)
> Or
> 3) Sort out your Windows editing and ftp programs so that the LF line
> terminators are preserved during editing and transfer (the "right" way)
> Or
> 4) Stop using Windoze. (recommended - YMMV ;-) )
>
> HTH
> Rich
>
>
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>

This is not the problem. The script works fine 90% of the time. It has
something todo with the amount of memory availeble for the httpd.
For your info, my main workstation is running on Suse, I�ve a debian
server and my favorite editor is vi(m).
Thank you very much for the suggestions.
Hendrik-Jan

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