factorCombinations: no visible global function definition for ‘tail’
factorCombinations: no visible global function definition for
  ‘complete.cases’
fxInteractive.glm: no visible global function definition for
  ‘get_all_vars’
fxInteractive.glm: no visible global function definition for
  ‘select.list’
fxInteractive.glm: no visible global function definition for ‘dev.new’
fxInteractive.glm: no visible global function definition for ‘par’
fxInteractive.glm: no visible global function definition for ‘layout’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘predict’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘splinefun’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘par’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘plot’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘legend’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘strwidth’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘title’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘rug’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘sd’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘abline’
fxInteractive.glm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘lines’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘dev.hold’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘dev.flush’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘savePlot’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.glm : func.panel.action: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.glm : internal.snapshot: no visible global function
  definition for ‘savePlot’
fxInteractive.glm : internal.snapshot: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.glm : internal.snapshot: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.glm : internal.snapshot: no visible global function
  definition for ‘predict’
fxInteractive.glm : internal.snapshot: no visible global function
  definition for ‘splinefun’
fxInteractive.lm: no visible global function definition for
  ‘get_all_vars’
fxInteractive.lm: no visible global function definition for
  ‘select.list’
fxInteractive.lm: no visible global function definition for ‘dev.new’
fxInteractive.lm: no visible global function definition for ‘par’
fxInteractive.lm: no visible global function definition for ‘layout’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘predict’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘splinefun’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘par’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘plot’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘legend’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘strwidth’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘title’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘rug’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘sd’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘abline’
fxInteractive.lm : func.panel.action : func.ploteffects: no visible
  global function definition for ‘lines’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘dev.hold’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘dev.flush’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘savePlot’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.lm : func.panel.action: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.lm : internal.snapshot: no visible global function
  definition for ‘savePlot’
fxInteractive.lm : internal.snapshot: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.lm : internal.snapshot: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.lm : internal.snapshot: no visible global function
  definition for ‘predict’
fxInteractive.lm : internal.snapshot: no visible global function
  definition for ‘splinefun’
fxInteractive.lme: no visible global function definition for
  ‘get_all_vars’
fxInteractive.lme: no visible global function definition for
  ‘select.list’
fxInteractive.lme: no visible global function definition for ‘dev.new’
fxInteractive.lme: no visible global function definition for ‘par’
fxInteractive.lme: no visible global function definition for ‘layout’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘predict’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘splinefun’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘par’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘plot’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘legend’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘strwidth’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘title’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘rug’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘sd’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘abline’
fxInteractive.lme : func.panel.action : func.ploteffects: no visible
  global function definition for ‘lines’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘dev.hold’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘dev.flush’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘savePlot’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.lme : func.panel.action: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.lme : internal.snapshot: no visible global function
  definition for ‘savePlot’
fxInteractive.lme : internal.snapshot: no visible global function
  definition for ‘dev.copy2pdf’
fxInteractive.lme : internal.snapshot: no visible global function
  definition for ‘dev.copy2eps’
fxInteractive.lme : internal.snapshot: no visible global function
  definition for ‘predict’
fxInteractive.lme : internal.snapshot: no visible global function
  definition for ‘splinefun’
Undefined global functions or variables:
  abline complete.cases dev.copy2eps dev.copy2pdf dev.flush dev.hold
  dev.new get_all_vars layout legend lines par plot predict rug
  savePlot sd select.list splinefun strwidth tail title
Consider adding
  importFrom("grDevices", "dev.copy2eps", "dev.copy2pdf", "dev.flush",
             "dev.hold", "dev.new", "savePlot")
  importFrom("graphics", "abline", "layout", "legend", "lines", "par",
             "plot", "rug", "strwidth", "title")
  importFrom("stats", "complete.cases", "get_all_vars", "predict", "sd",
             "splinefun")
  importFrom("utils", "select.list", "tail")
to your NAMESPACE file.