Error(s) in re-building vignettes:
--- re-building ‘ExploreModelMap.Rnw’ using Sweave
Loading required package: randomForest
randomForest 4.6-14
Type rfNews() to see new features/changes/bug fixes.
Loading required package: raster
Loading required package: sp
Loading required package: rgdal
rgdal: version: 1.4-3, (SVN revision 828)
 Geospatial Data Abstraction Library extensions to R successfully loaded
 Loaded GDAL runtime: GDAL 2.1.3, released 2017/20/01
 Path to GDAL shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/gdal
 GDAL binary built with GEOS: FALSE 
 Loaded PROJ.4 runtime: Rel. 4.9.3, 15 August 2016, [PJ_VERSION: 493]
 Path to PROJ.4 shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/proj
 Linking to sp version: 1.3-1 
--- finished re-building ‘ExploreModelMap.Rnw’

--- re-building ‘VModelMap.Rnw’ using Sweave
Loading required package: randomForest
randomForest 4.6-14
Type rfNews() to see new features/changes/bug fixes.
Loading required package: raster
Loading required package: sp
Loading required package: rgdal
rgdal: version: 1.4-3, (SVN revision 828)
 Geospatial Data Abstraction Library extensions to R successfully loaded
 Loaded GDAL runtime: GDAL 2.1.3, released 2017/20/01
 Path to GDAL shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/gdal
 GDAL binary built with GEOS: FALSE 
 Loaded PROJ.4 runtime: Rel. 4.9.3, 15 August 2016, [PJ_VERSION: 493]
 Path to PROJ.4 shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/proj
 Linking to sp version: 1.3-1 
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VModelMapEx1a_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VModelMapEx1a_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VModelMapEx1b_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VModelMapEx1b_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VModelMapEx2a_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VModelMapEx2a_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VModelMapEx2b_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VModelMapEx2b_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VModelMapEx3_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VModelMapEx3_map.img
Warning in file.remove("Rplots.pdf") :
  cannot remove file 'Rplots.pdf', reason 'No such file or directory'
--- finished re-building ‘VModelMap.Rnw’

--- re-building ‘Vquantile.Rnw’ using Sweave
Loading required package: randomForest
randomForest 4.6-14
Type rfNews() to see new features/changes/bug fixes.
Loading required package: raster
Loading required package: sp
Loading required package: rgdal
rgdal: version: 1.4-3, (SVN revision 828)
 Geospatial Data Abstraction Library extensions to R successfully loaded
 Loaded GDAL runtime: GDAL 2.1.3, released 2017/20/01
 Path to GDAL shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/gdal
 GDAL binary built with GEOS: FALSE 
 Loaded PROJ.4 runtime: Rel. 4.9.3, 15 August 2016, [PJ_VERSION: 493]
 Path to PROJ.4 shared files: /Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/rgdal/proj
 Linking to sp version: 1.3-1 
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VQuantile_QRF_Pinyon_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VQuantile_QRF_Pinyon_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VQuantile_QRF_Sage_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VQuantile_QRF_Sage_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VQuantile_CF_Pinyon_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VQuantile_CF_Pinyon_map.img
Warning in FNcheck(OUTPUTfn = OUTPUTfn, folder = folder, ERROR.NAME = "OUTPUTfn") :
  OUTPUTfn VQuantile_CF_Sage_map does not include an extension, using default extension of '.img'. New OUTPUTfn is VQuantile_CF_Sage_map.img

Execution halted
SUMMARY: processing the following file failed:
  ‘Vquantile.Rnw’

Error: Vignette re-building failed.
Execution halted