I am trying to import data from a personal geodatabse into R. This code
worked previously, but I recently upgraded to Windows 7 and R 3.0.1 and it
no longer works. The error message is "Cannot open data source". Why am I
getting this error? Code and session info below. Thanks for the help.
> # Set working directory
> directory <- "C:\\Users\\HBrantle\\Current_Projects\\ARYS"
> analysis.dir <- file.path(directory,"Data_Analysis")
> data.dir <- file.path(analysis.dir, "Data")
> gis.dir <- file.path(directory, "ARYS_GIS", "Data")
> # List feature classes in the ARYS geodatabase
> features <- ogrListLayers(dsn= file.path(gis.dir, "ARYS.mdb"))
Error in ogrListLayers(dsn = file.path(gis.dir, "ARYS.mdb")) :
Cannot open data source
> run <- readOGR(dsn= file.path(gis.dir, "ARYS.mdb"), features[1])
Error in nchar(layer) : object 'features' not found
> file.info(file.path(gis.dir, "ARYS.mdb"))
size isdir mode mtime
C:\\Users\\HBrantle\\Current_Projects\\ARYS/ARYS_GIS/Data/ARYS.mdb
195461120 FALSE 666 2014-03-06 11:02:25
ctime atime exe
C:\\Users\\HBrantle\\Current_Projects\\ARYS/ARYS_GIS/Data/ARYS.mdb
2014-03-05 18:44:53 2014-03-06 11:01:21 no
> ogrDrivers()
name write
1 AeronavFAA FALSE
2 ARCGEN FALSE
3 AVCBin FALSE
4 AVCE00 FALSE
5 BNA TRUE
6 CSV TRUE
7 DGN TRUE
8 DXF TRUE
9 EDIGEO FALSE
10 ESRI Shapefile TRUE
11 Geoconcept TRUE
12 GeoJSON TRUE
13 Geomedia FALSE
14 GeoRSS TRUE
15 GML TRUE
16 GMT TRUE
17 GPSBabel TRUE
18 GPSTrackMaker TRUE
19 GPX TRUE
20 HTF FALSE
21 Idrisi FALSE
22 KML TRUE
23 MapInfo File TRUE
24 Memory TRUE
25 MSSQLSpatial TRUE
26 ODBC TRUE
27 ODS TRUE
28 OpenAir FALSE
29 PCIDSK TRUE
30 PDF TRUE
31 PDS FALSE
32 PGDump TRUE
33 PGeo FALSE
34 REC FALSE
35 S57 TRUE
36 SDTS FALSE
37 SEGUKOOA FALSE
38 SEGY FALSE
39 SUA FALSE
40 SVG FALSE
41 TIGER TRUE
42 UK .NTF FALSE
43 VRT FALSE
44 XLSX TRUE
45 XPlane FALSE
> 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] stats graphics grDevices utils datasets methods base
other attached packages:
[1] rgdal_0.8-16 sp_1.0-14
loaded via a namespace (and not attached):
[1] grid_3.0.1 lattice_0.20-15 tools_3.0.1
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