RE: Problems with Error 500 -- WEB400

You need to put two newlines after the HTTPHeader.  This "signals" the web
server that no more header information is there and it's all "data" from
then on out.

Brad

> -----Original Message-----
> From: Christopher A. Libby [mailto:clibby@mainepublicservice.com]
> Sent: Friday, March 23, 2001 7:22 AM
> To: web400@midrange.com
> Subject: Problems with Error 500
> 
> 
> Hello all - I've been working on a couple sample RPG-CGI 
> programs.  I'm
> running into a problem with Internal Server Errors.  I've run 
> a debug on the
> program, and it seems to run correctly, but when it exits I 
> get this web
> page:
> 
> 
>      Error 500
>      Internal error: execve() failed.
>      --------------------------------------------
>      IBM HTTP Server 1.0
> 
> Here is the source to the program (simple - reads POST data 
> and writes it
> back out again):
> 
>      H DftActGrp(*NO) BndDir('WEBLIB/CGIBNDDIR')
>       ****************************************************************
>       * WEBTEST3 - Reading POST data and writing it again            *
>       ****************************************************************
>      D APIError        DS
>      D  EBytesP                1      4B 0 INZ(40)
>      D  EBytesA                5      8B 0
>      D  EMsgID                 9     15
>      D  EReserverd            16     16
>      D  EData                 17     56
>       *
>      D HTTPHeader      C                   
> CONST('Content-type: text/html')
>      D NewLine         C                   CONST(X'15')
>       *
>      D WrtDta          S           1024
>      D WrtDtaLen       S              9B 0
>      D*
>      D RcvDta          S           1024
>      D RcvDtaLn        S              9B 0 INZ(1024)
>      D RcvValLn        S              9B 0
>       ****************************************************************
>       *Retrieve POST Data
>      C                   Exsr      GetPOSTData
>       *Initialize Web Page
>      C                   eval      WrtDta = %trim(HTTPHeader)
>      C                   EXSR      $WrStout
>       *Write Headings
>      C                   eval      WrtDta = '<html>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '<head>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '<title>This is 
> what you wrote:'
> +
>      C                                      '</title>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '</head>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '<body>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '<p>This is what 
> you wrote:</p>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '<hr>'
>      C                   EXSR      $WrStout
>      C*Write Data Passes from caller
>      C                   Eval      WrtDta = %Trim(RcvDta)
>      C*Write footers
>      C
>      C                   eval      WrtDta = '<hr>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '</body>'
>      C                   EXSR      $WrStout
>      C                   eval      WrtDta = '</html>'
>      C                   EXSR      $WrStout
>       *
>      C                   eval      *INLR = *On
>      C                   Return
>       ****************************************************************
>       * Write to Standard Output
>       ****************************************************************
>      C     $WrStout      BEGSR
>      C
>      C                   Eval      WrtDta = WrtDta + NewLine
>       *
>      C     ' '           CHECKR    WrtDta:1024   WrtDtaLen
>       *
>      C                   CALLB     'QtmhWrStout'
>      C                   PARM                    WrtDta
>      C                   PARM                    WrtDtaLen
>      C                   PARM                    APIError
>       *
>      C                   ENDSR
>       ****************************************************************
>       * GetPOSTData Subroutine
>       ****************************************************************
>      C     GetPOSTData   BEGSR
>       *
>      C                   CallB     'QtmhRdStin'
>      C                   Parm                    RcvDta
>      C                   Parm                    RcvDtaLn
>      C                   Parm                    RcvValLn
>      C                   Parm                    APIError
>       *
>      C                   ENDSR
> 
> Any help at all would be appreciated.  TIA!
> 
> ---------------------------------------------------------
> Christopher A. Libby, Programmer/Analyst
> Maine Public Service Company (www.mainepublicservice.com)
> clibby@mainepublicservice.com (207) 768-5811 ext. 2210
> 
> 
> 
> 
> Maine Public Service Company
> www.mainepublicservice.com
> 
> 
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