Re: Possible bug in ferret

[Glenn Carver <Glenn.Carver@xxxxxxxxxxxxxxxx>]

I'm an idiot!  I forgot to put in an instruction to clear the window 
between frames!!  oh the number of times that's caught me out...I 
need a holiday!

  Glenn


At 11:49 am +0000 21/12/03, Glenn Carver wrote:
> I think I may have found a possible bug in Ferret. It looks like 
> it's something to do with caching results.
>
> If I use ferret in -gif mode and use a journal script that has a a 
> repeat loop in it (which may not be significant), at some point in 
> the loop (let's say l=30) I generate a plot that has a small 
> difference in the fields from two different netcdf files I am 
> comparing. Further generated plots from the repeat loop show the 
> same difference i.e. l=31:40
>
> However, if I then go into Ferret and do the plot normally (no -gif) 
> and by hand, no script, although plot l=30 shows the difference, 
> further values of l don't (l=31:40).
>
> Is this a known problem?  I can send example scripts/files but I 
> thought I'd check with the list first that this is known about.
>
> I'm using Ferret v5.51 on Solaris 8.  I am going to try the latest 
> version of Ferret but I don't see  any mention of such a bug in the 
> release notes for v5.53.
>
> I'm also having trouble downloading the latest Ferret. ftp keeps 
> returning, Illegal Port Command. Anyone have any ideas what that 
> means?
>
> Thanks,   Glenn
>
>
> --
> Dr. Glenn Carver, Centre for Atmospheric Science, Univ. of Cambridge,
> Chemistry Dept., Lensfield Road, Cambridge, CB2 1EW, UK.
>
> mailto:Glenn.Carver@atm.ch.cam.ac.uk  http://www.atm.ch.cam.ac.uk/~glenn/
> Phone: +44 (1223) 763827
> Fax:   +44 (1223) 763823