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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Are you sure of the two styles definition
in your layer? Try to remove your MAXSCALE and load the entire map. If this
layer is actually the problem, you should have an internal server error.</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Skweda O'Bomsawin</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 face=Tahoma><span
lang=FR style='font-size:10.0pt;font-family:Tahoma'>-----Message d'origine-----<br>
<b><span style='font-weight:bold'>De :</span></b> UMN MapServer Users List
[mailto:</span></font><font size=2 face=Tahoma><span lang=FR style='font-size:
10.0pt;font-family:Tahoma'>MAPSERVER-USERS@LISTS.UMN.EDU</span></font><font
size=2 face=Tahoma><span lang=FR style='font-size:10.0pt;font-family:Tahoma'>] <b><span
style='font-weight:bold'>De la part de</span></b> </span></font><font size=2
face=Tahoma><span lang=FR style='font-size:10.0pt;font-family:Tahoma'>Daniele
Margotti</span></font><font size=2 face=Tahoma><span lang=FR style='font-size:
10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>Envoyé :</span></b> 7 décembre 2004
05:33<br>
<b><span style='font-weight:bold'>À :</span></b> </span></font><font
size=2 face=Tahoma><span lang=FR style='font-size:10.0pt;font-family:Tahoma'>MAPSERVER-USERS@LISTS.UMN.EDU</span></font><font
size=2 face=Tahoma><span lang=FR style='font-size:10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>Objet :</span></b> [UMN_MAPSERVER-USERS]
RE : [UMN_MAPSERVER-USERS] Internal Server Error</span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span lang=FR-CA style='font-size:12.0pt'> </span></font></p>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>Here is
it:</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>----------------------------------------------------------------------------</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>
LAYER #Elementi stradali<br>
NAME "Elementi_stradali"<br>
GROUP "A - Catasto delle strade"<br>
DATA "./cat_strade/road_elements.shp"<br>
TYPE line<br>
STATUS on<br>
CLASSITEM "ID_LINE"<br>
MAXSCALE 50000<br>
MINSCALE 0<br>
TRANSPARENCY 100<br>
TRANSFORM true<br>
SYMBOLSCALE 2000<br>
HEADER "./templates/nocsup_re_header.html"<br>
FOOTER "./templates/nocsup_re_footer.html"<br>
METADATA<br>
"Oggetto" "Elementi
stradali"<br>
"Data creazione"
"03/03/2004"<br>
gix_layername
"Elementi_stradali"<br>
gix_layerfieldnames
"LAYER|ID_DATASET|ID_LINE|SPLIT|CLASS|ID_EDGE|FROMP|TOP|SOURCE|UFFICIALE|CONVENZION|PROPRIETAR|GESTORE|AMMINISTRA|TECNICO|LUNGHEZZA|DIVISIONE|DIREZIONE|DENOMIN|PERCORSO|"<br>
gix_layerfieldalias
"Layer|Id_dataset|Id_line|Split|Class|Id_edge|Fromp|Top|Source|Ufficiale|Convenzion|Proprietar|Gestore|Amministra|Tecnico|Lunghezza|Divisione|Direzione|Denomin|Percorso|"<br>
wms_abstract
"fiorea Elementi stradali ** Gix Generated MapFile"<br>
wms_title
"Elementi stradali"<br>
wms_srs
"NONE"<br>
END<br>
CLASS<br>
NAME 'Road elements'<br>
TEMPLATE
"./templates/nocsup_re_query.html"<br>
STYLE<br>
COLOR 0 0 0<br>
SYMBOL "punto"<br>
SIZE 4<br>
ANTIALIAS TRUE<br>
END<br>
STYLE<br>
COLOR 0 0 255<br>
SYMBOL "punto"<br>
SIZE 2<br>
ANTIALIAS TRUE<br>
END<br>
END #CLASS<br>
END # LAYER<br>
----------------------------------------------------------------------------</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>As I
told in another message, I can browse the map (and this layer) until I remain
out of certain extents that give me error.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font><font
size=2 color=blue face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:blue'>Daniele</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<blockquote style='margin-top:5.0pt;margin-right:0cm;margin-bottom:5.0pt'>
<p class=MsoNormal style='margin-right:0cm;margin-bottom:12.0pt;margin-left:
36.0pt'><font size=2 face=Tahoma><span lang=IT style='font-size:10.0pt;
font-family:Tahoma'>-----Messaggio originale-----<br>
<b><span style='font-weight:bold'>Da:</span></b> Skweda O'Bomsawin
[mailto:sobomsawin@kassini.com] <br>
<b><span style='font-weight:bold'>Inviato:</span></b> lunedì 6 dicembre 2004
15.30<br>
<b><span style='font-weight:bold'>A:</span></b> 'Daniele Margotti';
MAPSERVER-USERS@LISTS.UMN.EDU<br>
<b><span style='font-weight:bold'>Oggetto:</span></b> RE :
[UMN_MAPSERVER-USERS] Internal Server Error</span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=navy
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:navy'>Most of
the time, internal server error is caused by a syntax error in the mapfile.
Can you post the Elementi_stradali layer section of your mapfile?</span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=2 color=navy
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:navy'>Skweda
O'Bomsawin</span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Tahoma><span
lang=FR style='font-size:10.0pt;font-family:Tahoma'>-----Message d'origine-----<br>
<b><span style='font-weight:bold'>De :</span></b> UMN MapServer Users List
[mailto:MAPSERVER-USERS@LISTS.UMN.EDU] <b><span style='font-weight:bold'>De la
part de</span></b> Daniele Margotti<br>
<b><span style='font-weight:bold'>Envoyé :</span></b> 6 décembre 2004
07:35<br>
<b><span style='font-weight:bold'>À :</span></b> MAPSERVER-USERS@LISTS.UMN.EDU<br>
<b><span style='font-weight:bold'>Objet :</span></b> [UMN_MAPSERVER-USERS]
Internal Server Error</span></font></p>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Hi list,</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>I use CGI MapServer 4.2.3 on a RH9
with Apache 2.0.50:</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><!-- MapServer version 4.2.3
OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP OUTPUT=PDF SUPPORTS=FREETYPE
INPUT=EPPL7 INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE --></span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>All works, but I have a map that
returns an "Internal Server Error" when I try to zoom and show a
certain extent with a specific layer.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>I think the problem is due to the
shapefile (or a part of it), but... how can I be sure of it?</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>The browser only show the
"Internal Server Error" page.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>The Apache error log says:
"[Mon Dec 06 07:13:04 2004] [error] [client 172.16.20.4] Premature end of
script headers: mapserv"</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>I compiled MapServer with
--enable-debug, set "DEBUG TRUE" in the map section of the
mapfile, and tried to use shp2img with these results:</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>----------------------------------------------------------------------------</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>[root@redhat cs]#
/dati/geobase/bin/shp2img -m cs.map -o /dati/daniele.png -e 2491361 4510665
2492415 4511455<br>
[Mon Dec 6 07:24:37 2004].748031 msDrawMap(): Layer 0 (Confini_comunali),
0.040s<br>
[Mon Dec 6 07:24:41 2004].893212 msDrawMap(): Layer 1
(Base_cartografica), 4.145s<br>
[Mon Dec 6 07:24:41 2004].908452 msDrawMap(): Layer 2 (Edifici), 0.015s<br>
[Mon Dec 6 07:24:41 2004].918383 msDrawMap(): Layer 3 (Aree_traffico),
0.010s<br>
Segmentation fault</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>----------------------------------------------------------------------------</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>[root@redhat cs]#
/dati/geobase/bin/shp2img -m cs.map -o /dati/daniele.png -e 2491361 4510665
2492415 4511455 -l Elementi_stradali<br>
Segmentation fault</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>----------------------------------------------------------------------------</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>When shp2img processes the
"bad" layer ('Elementi_stradali'), it exits with a 'Segmentation
fault' and without a more explicit error message.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>I launched the following
command (where "road_elements.shp" is the probably bad shapefile):</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>[root@redhat cat_strade]# ogrinfo
-al road_elements.shp -spat 2491361 4510665 2492415 451145</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>It returns a 85 Kb output with
apparently no detected errors.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>How can I understand where the error
lies?</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Is there a more powerful debug tool?</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Thank you,</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> Daniele</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:72.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
</div>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
<p style='margin-left:36.0pt'><font size=2 face="Times New Roman"><span
style='font-size:10.0pt'>---<br>
Incoming mail is certified Virus Free.<br>
Checked by AVG anti-virus system (http://www.grisoft.com).<br>
Version: 6.0.804 / Virus Database: 546 - Release Date: 2004-11-30</span></font></p>
<p class=MsoNormal style='margin-left:36.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p>
<p style='margin-left:36.0pt'><font size=2 face="Times New Roman"><span
style='font-size:10.0pt'>---<br>
Outgoing mail is certified Virus Free.<br>
Checked by AVG anti-virus system (http://www.grisoft.com).<br>
Version: 6.0.804 / Virus Database: 546 - Release Date: 2004-11-30</span></font></p>
</blockquote>
</div>
</body>
</html>
<BR>
<P><FONT SIZE=2>---<BR>
Incoming mail is certified Virus Free.<BR>
Checked by AVG anti-virus system (http://www.grisoft.com).<BR>
Version: 6.0.804 / Virus Database: 546 - Release Date: 2004-11-30<BR>
</FONT> </P><BR>
<P><FONT SIZE=2>---<BR>
Outgoing mail is certified Virus Free.<BR>
Checked by AVG anti-virus system (http://www.grisoft.com).<BR>
Version: 6.0.804 / Virus Database: 546 - Release Date: 2004-11-30<BR>
</FONT> </P>