[GRASS-user] Error in GRASS6.4 while creating image group

Hi
I’m using GRASS6.4.svn from latest week snapshot in Ubuntu and I was testing a few functions while I got an error when creating a image group with NorthCarolina Dataset.

I did:
i.group group=gr04 subgroup=sub input=lsat7_2000_10@landsat,lsat7_2000_20@landsat,lsat7_2000_30@landsat,lsat7_2000_40@landsat,lsat7_2000_50@landsat,lsat7_2000_70@landsat

And I got:

Adding raster map lsat7_2000_10@landsat to group
Adding raster map lsat7_2000_20@landsat to group
Adding raster map lsat7_2000_30@landsat to group
Adding raster map lsat7_2000_40@landsat to group
Adding raster map lsat7_2000_50@landsat to group
Adding raster map lsat7_2000_70@landsat to group
Adding raster map lsat7_2000_10@landsat to subgroup
Adding raster map lsat7_2000_20@landsat to subgroup
Adding raster map lsat7_2000_30@landsat to subgroup
Adding raster map lsat7_2000_40@landsat to subgroup
Adding raster map lsat7_2000_50@landsat to subgroup
Adding raster map lsat7_2000_70@landsat to subgroup

Then when I open i.cluster GUI I selected gr04 group and, sub doesn’t appear in subgroup. It only appears “Not a selectable element”. If I leave it blank it doesn’t run (sub group is a required option). But, if I write “sub” it works…

Is this suppose to happen?

Nikos

On Wed, Apr 14, 2010 at 7:05 PM, Nikos Dumakis <nikosdu1980@gmail.com> wrote:

Hi
I'm using GRASS6.4.svn from latest week snapshot in Ubuntu and I was testing
a few functions while I got an error when creating a image group with
NorthCarolina Dataset.

I did:
i.group group=gr04 subgroup=sub
input=lsat7_2000_10@landsat,lsat7_2000_20@landsat,lsat7_2000_30@landsat,lsat7_2000_40@landsat,lsat7_2000_50@landsat,lsat7_2000_70@landsat

And I got:

Adding raster map <lsat7_2000_10@landsat> to group
Adding raster map <lsat7_2000_20@landsat> to group
Adding raster map <lsat7_2000_30@landsat> to group
Adding raster map <lsat7_2000_40@landsat> to group
Adding raster map <lsat7_2000_50@landsat> to group
Adding raster map <lsat7_2000_70@landsat> to group
Adding raster map <lsat7_2000_10@landsat> to subgroup
Adding raster map <lsat7_2000_20@landsat> to subgroup
Adding raster map <lsat7_2000_30@landsat> to subgroup
Adding raster map <lsat7_2000_40@landsat> to subgroup
Adding raster map <lsat7_2000_50@landsat> to subgroup
Adding raster map <lsat7_2000_70@landsat> to subgroup

Then when I open i.cluster GUI I selected gr04 group and, sub doesn't appear
in subgroup. It only appears "Not a selectable element". If I leave it blank
it doesn't run (sub group is a required option). But, if I write "sub" it
works...

Is this suppose to happen?

I would say no. It reminds me of
http://trac.osgeo.org/grass/ticket/780

Markus

Does anyone reports the same? because that happened with Win32 and I’m using a snapshot from 10/4/2010 in Ubuntu9.10.
It happens the same in i.cluster and in all the others menus that required groups…

On Wed, Apr 14, 2010 at 9:11 PM, Markus Neteler <neteler@osgeo.org> wrote:

On Wed, Apr 14, 2010 at 7:05 PM, Nikos Dumakis <nikosdu1980@gmail.com> wrote:

Hi
I’m using GRASS6.4.svn from latest week snapshot in Ubuntu and I was testing
a few functions while I got an error when creating a image group with
NorthCarolina Dataset.

I did:
i.group group=gr04 subgroup=sub
input=lsat7_2000_10@landsat,lsat7_2000_20@landsat,lsat7_2000_30@landsat,lsat7_2000_40@landsat,lsat7_2000_50@landsat,lsat7_2000_70@landsat

And I got:

Adding raster map lsat7_2000_10@landsat to group
Adding raster map lsat7_2000_20@landsat to group
Adding raster map lsat7_2000_30@landsat to group
Adding raster map lsat7_2000_40@landsat to group
Adding raster map lsat7_2000_50@landsat to group
Adding raster map lsat7_2000_70@landsat to group
Adding raster map lsat7_2000_10@landsat to subgroup
Adding raster map lsat7_2000_20@landsat to subgroup
Adding raster map lsat7_2000_30@landsat to subgroup
Adding raster map lsat7_2000_40@landsat to subgroup
Adding raster map lsat7_2000_50@landsat to subgroup
Adding raster map lsat7_2000_70@landsat to subgroup

Then when I open i.cluster GUI I selected gr04 group and, sub doesn’t appear
in subgroup. It only appears “Not a selectable element”. If I leave it blank
it doesn’t run (sub group is a required option). But, if I write “sub” it
works…

Is this suppose to happen?

I would say no. It reminds me of
http://trac.osgeo.org/grass/ticket/780

Markus

I get exacly the same thing. In sub-group list nothing appears. I’m using WinGRASS6.4RC5 and GRASS6.5 and GRASS6.4 from last week on Ubuntu…
Should it be reported as a bug?

On Wed, Apr 14, 2010 at 10:32 PM, Nikos Dumakis <nikosdu1980@gmail.com> wrote:

Does anyone reports the same? because that happened with Win32 and I’m using a snapshot from 10/4/2010 in Ubuntu9.10.
It happens the same in i.cluster and in all the others menus that required groups…

On Wed, Apr 14, 2010 at 9:11 PM, Markus Neteler <neteler@osgeo.org> wrote:

On Wed, Apr 14, 2010 at 7:05 PM, Nikos Dumakis <nikosdu1980@gmail.com> wrote:

Hi
I’m using GRASS6.4.svn from latest week snapshot in Ubuntu and I was testing
a few functions while I got an error when creating a image group with
NorthCarolina Dataset.

I did:
i.group group=gr04 subgroup=sub
input=lsat7_2000_10@landsat,lsat7_2000_20@landsat,lsat7_2000_30@landsat,lsat7_2000_40@landsat,lsat7_2000_50@landsat,lsat7_2000_70@landsat

And I got:

Adding raster map lsat7_2000_10@landsat to group
Adding raster map lsat7_2000_20@landsat to group
Adding raster map lsat7_2000_30@landsat to group
Adding raster map lsat7_2000_40@landsat to group
Adding raster map lsat7_2000_50@landsat to group
Adding raster map lsat7_2000_70@landsat to group
Adding raster map lsat7_2000_10@landsat to subgroup
Adding raster map lsat7_2000_20@landsat to subgroup
Adding raster map lsat7_2000_30@landsat to subgroup
Adding raster map lsat7_2000_40@landsat to subgroup
Adding raster map lsat7_2000_50@landsat to subgroup
Adding raster map lsat7_2000_70@landsat to subgroup

Then when I open i.cluster GUI I selected gr04 group and, sub doesn’t appear
in subgroup. It only appears “Not a selectable element”. If I leave it blank
it doesn’t run (sub group is a required option). But, if I write “sub” it
works…

Is this suppose to happen?

I would say no. It reminds me of
http://trac.osgeo.org/grass/ticket/780

Markus


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