Error Message Severe 32

[M Hod]

Hi

I am tryin to run a simulation but am getting a sever error, i have run a similar simulation with no problems and i am unable to determine what the problem is.

The error message is below
Starting FDS: C:\Program Files\PyroSim 2010\fds\fds5.exe...

forrtl: Access is denied.

forrtl: severe (38): error during write, unit 4, file C:\Documents and Settings\m-hod\Desktop\Pyrosim FDS Training\Katy\Katy Platform Fire\KATY_Platform_Fire.smv

Image              PC        Routine            Line        Source             
fds5.exe           008CE8BA  Unknown               Unknown  Unknown
fds5.exe           008CBAA8  Unknown               Unknown  Unknown
fds5.exe           008734A0  Unknown               Unknown  Unknown
fds5.exe           0087267A  Unknown               Unknown  Unknown
fds5.exe           0084E80D  Unknown               Unknown  Unknown
fds5.exe           00698ED2  Unknown               Unknown  Unknown
fds5.exe           00815244  Unknown               Unknown  Unknown
fds5.exe           008D5EF3  Unknown               Unknown  Unknown
fds5.exe           008B659F  Unknown               Unknown  Unknown
kernel32.dll       7C817077  Unknown               Unknown  Unknown



Starting Smokeview: C:\Program Files\PyroSim 2010\fds\smokeview.exe...


Smokeview 5.6 - Oct 29 2010

Version: 5.6
Smokeview (32 bit) Revision Number: 7032
Compile Date: Oct 29 2010
Platform: WIN32  (Intel C/C++)

Smokezip file: C:\Program Files\PyroSim 2010\fds\smokezip.exe found

Initializing Glut - initialized
Initializing OpenGL - initialized

Reading: KATY_Platform_Fire.smv
reading input file
   pass 1
      Reading device definitions from: C:\Program Files\PyroSim 2010\fds\objects.svo
   pass 1 completed
   pass 2
   reading cad file: KATY_Platform_Fire.ge1
    Loading texture: Loading texture:psm_metal.jpg  completed
 - completed
    Loading texture: Loading texture:serrated-galvanized-steel-grating.jpg  completed
 - completed
   completed
      Loading textures: Loading texture:psm_metal.jpg  completed
 - completed
      Loading textures: Loading texture:serrated-galvanized-steel-grating.jpg  completed
 - completed
      Loading colorbar texture:  - completed
   pass 2 completed
   pass 3
   pass 3 completed
reading input file completed
beginning wrap up -

wrap up completed
reading: C:\Program Files\PyroSim 2010\fds\smokeview.ini
reading: KATY_Platform_Fire.ini
clipping off


Any help would be much appreciated

Regards

[Charlie Thornton]

It looks like FDS cannot write to your SMV file. Is the file being used by a running FDS simulation or in smokeview?