Fields not filled correctly from get_profile() about scholar HOT 6 CLOSED

id <- '0ryVFl8AAAAJ'
url_template <- "http://scholar.google.com/citations?hl=en&user=%s"
url <- sprintf(url_template, id)

## Generate a list of all the tables identified by the scholar ID
library(XML)
tables <- readHTMLTable(url)
stats <- tables$stats
stats

> sessionInfo()
R version 2.15.2 (2012-10-26)
Platform: x86_64-w64-mingw32/x64 (64-bit)

locale:
[1] LC_COLLATE=English_United Kingdom.1252 
[2] LC_CTYPE=English_United Kingdom.1252   
[3] LC_MONETARY=English_United Kingdom.1252
[4] LC_NUMERIC=C                           
[5] LC_TIME=English_United Kingdom.1252    

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

other attached packages:
 [1] devtools_1.3.99  scholar_0.1.0    arm_1.5-08       foreign_0.8-51  
 [5] abind_1.4-0      R2WinBUGS_2.1-18 coda_0.16-1      lme4_0.999999-0 
 [9] Matrix_1.0-9     lattice_0.20-10  MASS_7.3-22      ggplot2_0.9.3   
[13] reshape2_1.2.2   plyr_1.8        

loaded via a namespace (and not attached):
 [1] colorspace_1.2-4   dichromat_2.0-0    digest_0.6.3       evaluate_0.5.1    
 [5] grid_2.15.2        gtable_0.1.2       httr_0.2           labeling_0.2      
 [9] memoise_0.1        munsell_0.4.2      nlme_3.1-108       parallel_2.15.2   
[13] proto_0.3-10       R.cache_0.9.0      R.methodsS3_1.5.2  R.oo_1.15.8       
[17] R.utils_1.27.1     RColorBrewer_1.0-5 RCurl_1.95-4.1     scales_0.2.3      
[21] stats4_2.15.2      stringr_0.6.2      tools_2.15.2       whisker_0.3-2     
[25] XML_3.98-1.1

> library(scholar)
> id <- '0ryVFl8AAAAJ'
> url_template <- "http://scholar.google.com/citations?hl=en&user=%s"
> url <- sprintf(url_template, id)
> library(XML)
> tables <- readHTMLTable(url)
> stats <- tables$stats
> stats
         V1   V2         V3
1            All Since 2008
2 Citations 1257       1251
3   h-index   11         11
4 i10-index   12         12

> sessionInfo()
R version 2.15.2 (2012-10-26)
Platform: x86_64-pc-linux-gnu (64-bit)

locale:
 [1] LC_CTYPE=en_US.utf8       LC_NUMERIC=C             
 [3] LC_TIME=en_US.utf8        LC_COLLATE=C             
 [5] LC_MONETARY=en_US.utf8    LC_MESSAGES=en_US.utf8   
 [7] LC_PAPER=C                LC_NAME=C                
 [9] LC_ADDRESS=C              LC_TELEPHONE=C           
[11] LC_MEASUREMENT=en_US.utf8 LC_IDENTIFICATION=C      

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

other attached packages:
[1] XML_3.2-0     scholar_0.1.0

loaded via a namespace (and not attached):
[1] R.cache_0.9.0     R.methodsS3_1.5.2 R.oo_1.15.8       R.utils_1.27.1   
[5] plyr_1.8          stringr_0.4 

> get_profile('0ryVFl8AAAAJ')
$id
[1] "0ryVFl8AAAAJ"

$name
[1] "Chris Miller"

$affiliation
[1] "The Genome Institute at Washington University"

$total_cites
[1] NA

$h_index
[1] 1257

$i10_index
[1] 11

$fields
[1] "cancer genomics"       "computational biology" "systems biology"      

$homepage
[1] "http://www.chrisamiller.com/"

Warning message:
In get_profile("0ryVFl8AAAAJ") : NAs introduced by coercion