Works on my machine.

> a.stack <- stack()
> a.stack
class       : RasterStack
nlayers     : 0

> stack()
class       : RasterStack
nlayers     : 0

> sessionInfo()
R version 3.0.1 (2013-05-16)
Platform: x86_64-w64-mingw32/x64 (64-bit)

locale:
[1] LC_COLLATE=English_United States.1252  LC_CTYPE=English_United
States.1252
[3] LC_MONETARY=English_United States.1252 LC_NUMERIC=C

[5] LC_TIME=English_United States.1252

attached base packages:
[1] grid      stats     graphics  grDevices utils     datasets  methods
base

other attached packages:
 [1] ncdf_1.6.6          rasterVis_0.21      hexbin_1.26.2
latticeExtra_0.6-24 RColorBrewer_1.0-5
 [6] lattice_0.20-15     rgdal_0.8-9         ncdf4_1.9
raster_2.1-49       sp_1.0-11

loaded via a namespace (and not attached):
[1] tools_3.0.1 zoo_1.7-10
>


On Tue, Jul 30, 2013 at 10:14 AM, Dominik Schneider <
Dominik.Schneider@colorado.edu> wrote:

> Hi, I am trying to initialize an empty stack with
>
> require(raster)
> a.stack <- stack()
> for (yr in seq(2000,2008)){
> ....
> a.layer = raster(something).
>
> a.stack <- addLayer(a.stack, a.layer)
> }
>
> Even if I just run a.stack <- stack() in the commandline:
> > stack()
> Error in as.list(x) : argument "x" is missing, with no default
>
> I know I've done this in the past and the help file for stack() says x can
> be missing to create an empty stack. Could someone help me debug or suggest
> a workaround?
> Thanks
> Dominik
>
>         [[alternative HTML version deleted]]
>
> _______________________________________________
> R-sig-Geo mailing list
> R-sig-Geo@r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-sig-geo
>



-- 
*Andrew P. Vitale*
Masters Student
Department of Geography
University of Nevada, Reno
(412) 915-3632
vitale232@gmail.com

	[[alternative HTML version deleted]]

