msCalculateScale(): General error message. Invalid image extent.

[Shaik A. Hussain]

Hello All,

 

I am getting the following error while I use the mapext

msCalculateScale(): General error message. Invalid image extent.

 

This URL causes the above error.

http://devmap.penndotpams.org/cgi-bin/mapserv.exe?map=E%3A%5CLotus%5CApa
che%5Chtdocs%5Cpams1%5Cpams.map&layer=flightline&mode=map&mapext=0+0+211
666+211666&mapsize=300+300

 

Left tile to the above image - get image without any error

http://devmap.penndotpams.org/cgi-bin/mapserv.exe?map=E%3A%5CLotus%5CApa
che%5Chtdocs%5Cpams1%5Cpams.map&layer=flightline&mode=map&mapext=-211666
+0+0+211666&mapsize=300+300

 

Down tile to the above image - get image without any error

http://devmap.penndotpams.org/cgi-bin/mapserv.exe?map=E%3A%5CLotus%5CApa
che%5Chtdocs%5Cpams1%5Cpams.map&layer=flightline&mode=map&mapext=0+-2116
66+211666+0&mapsize=300+300

 

Any one can help me what I am doing wrong.

 

Thanks,

Anwar

 

I am using  Windows XP2003, Apache.

MapServer version 3.6.6 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP
SUPPORTS=P

ROJ SUPPORTS=TTF SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT INPUT=EPPL7
INPUT=POSTG

IS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE

 

Here is my map file

#

# Start of map file - created Thu Jan 24 11:36:43 2002

#

NAME PAMS 

SIZE 300 300

STATUS ON

 

EXTENT -252600 -148033.591 274400 165545.107

UNITS meters

SHAPEPATH 'E:\Lotus\Apache\htdocs\pams/'

SYMBOLSET 'E:\Lotus\Apache\htdocs\pams\Symbols\symbols.sym'

FONTSET  "E:\Lotus\Apache\htdocs\pams\Symbols\fonts.list"

IMAGECOLOR 255 255 255

TRANSPARENT ON

 

PROJECTION

    "proj=poly"

    "ellps=GRS80"

    "lon_0=77.75w"

    "lat_0=40.925n"

    #"units=m"

END

 

 

#

# Start of web interface definition

#

WEB

  HEADER demo_header.html

  TEMPLATE demo.html

  FOOTER demo_footer.html

  IMAGEPATH "../pams1/mapimages\"

  IMAGEURL "/mapimages/"

  LOG "pams.log"  

END

 

 

#

# Start of layer definitions

#

 

LAYER

  NAME "flightline"

  PROJECTION

        "proj=poly"

        "ellps=GRS80"

        "lon_0=77.75w"

        "lat_0=40.925n"

     END  

  TYPE polygon

  STATUS off

  DATA 'ascot/flightline'  

  CLASSITEM Pams_code

  CLASS    

    Name 'Flight Lines'

    EXPRESSION ([DELETED] = 1)      

     OUTLINECOLOR 150 200 250

    SYMBOL 'circle'

    SIZE 1

  END  # CLASS

END  # LAYER

 

 

END  # MAPFILE

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