Running examples in 'RFc-Ex.R' failed
The error most likely occurred in:

> ### Name: fcVariables
> ### Title: Fetches information about available variables
> ### Aliases: fcVariables
> 
> ### ** Examples
> 
> #Getting currently available variables
> 
> fcVariables()
$airt
$airt$Name
[1] "airt"

$airt$Description
[1] "Air temperature near surface"

$airt$Units
[1] "Degrees C"


$prate
$prate$Name
[1] "prate"

$prate$Description
[1] "Precipitation rate"

$prate$Units
[1] "mm/month"


$relhum_land
$relhum_land$Name
[1] "relhum_land"

$relhum_land$Description
[1] "Relative humidity (land only area)"

$relhum_land$Units
[1] "percentage"


$depth_ocean
$depth_ocean$Name
[1] "depth_ocean"

$depth_ocean$Description
[1] "Depth below sea level (ocean only area)"

$depth_ocean$Units
[1] "meters"


$airt_ocean
$airt_ocean$Name
[1] "airt_ocean"

$airt_ocean$Description
[1] "Air temperature near surface (ocean only area)"

$airt_ocean$Units
[1] "Degrees C"


$airt_land
$airt_land$Name
[1] "airt_land"

$airt_land$Description
[1] "Air temperature near surface (land only area)"

$airt_land$Units
[1] "Degrees C"


$wvsp
$wvsp$Name
[1] "wvsp"

$wvsp$Description
[1] "Water vapour saturation pressure"

$wvsp$Units
[1] "hPa"


$wvp
$wvp$Name
[1] "wvp"

$wvp$Description
[1] "Water vapour pressure"

$wvp$Units
[1] "hPa"


$abshum
$abshum$Name
[1] "abshum"

$abshum$Description
[1] "Absolute air humidity"

$abshum$Units
[1] "g/m^3"


$pet
$pet$Name
[1] "pet"

$pet$Description
[1] "Potential evapotranspiration"

$pet$Units
[1] "mm/month"


$soilmoist
$soilmoist$Name
[1] "soilmoist"

$soilmoist$Description
[1] "Soil moisture"

$soilmoist$Units
[1] "mm/m"


$elev
$elev$Name
[1] "elev"

$elev$Description
[1] "Elevation above sea level"

$elev$Units
[1] "meters"


$elev_land
$elev_land$Name
[1] "elev_land"

$elev_land$Description
[1] "Elevation above sea level (land only area)"

$elev_land$Units
[1] "meters"


$windspeed
$windspeed$Name
[1] "windspeed"

$windspeed$Description
[1] "Wind speed at 10m"

$windspeed$Units
[1] "m/s"


$wet
$wet$Name
[1] "wet"

$wet$Description
[1] "Wet days frequency"

$wet$Units
[1] "days/month"


$sunp
$sunp$Name
[1] "sunp"

$sunp$Description
[1] "Sunshine fraction"

$sunp$Units
[1] "Percent of maximum possible sunshine"


$relhum
$relhum$Name
[1] "relhum"

$relhum$Description
[1] "Relative humidity"

$relhum$Units
[1] "percentage"


$frs
$frs$Name
[1] "frs"

$frs$Description
[1] "Frost days frequency"

$frs$Units
[1] "days/month"


$dtr
$dtr$Name
[1] "dtr"

$dtr$Description
[1] "Diurnal air temperature rate"

$dtr$Units
[1] "Degrees C"


> 
> #Getting variables available on 1 June 2016
> 
> fcVariables(timestamp='2016-06-01')
Error in result[[currentVar$Name]] <- v : 
  attempt to select less than one element in OneIndex
Calls: fcVariables
Execution halted