Dummy: no visible global function definition for ‘start’
Dummy: no visible global function definition for ‘frequency’
Fnextp.test: no visible global function definition for ‘frequency’
Fnextp.test: no visible global function definition for ‘coef’
Fnextp.test: no visible global function definition for ‘pf’
Fnextp.test: no visible global function definition for ‘new’
Fpar.test: no visible global function definition for ‘frequency’
Fpar.test: no visible global function definition for ‘coef’
Fpar.test: no visible global function definition for ‘pf’
Fpar.test: no visible global function definition for ‘new’
Fpari.piar.test: no visible global function definition for ‘frequency’
Fpari.piar.test: no visible global function definition for ‘start’
Fpari.piar.test: no visible global function definition for ‘ts’
Fpari.piar.test: no visible global function definition for ‘residuals’
Fpari.piar.test: no visible global function definition for ‘coef’
Fpari.piar.test: no visible global function definition for ‘pf’
Fpari.piar.test: no visible global function definition for ‘new’
Fsh.test: no visible global function definition for ‘lm’
Fsh.test: no visible global function definition for ‘update’
Fsh.test: no visible global function definition for ‘residuals’
Fsh.test: no visible global function definition for ‘coef’
Fsh.test: no visible global function definition for ‘pf’
Fsh.test: no visible global function definition for ‘new’
LRurpar.test: no visible global function definition for ‘residuals’
LRurpar.test: no visible global function definition for ‘new’
Msts: no visible global function definition for ‘frequency’
Msts: no visible global function definition for ‘cycle’
Msts: no visible global function definition for ‘start’
Msts: no visible global function definition for ‘end’
Msts: no visible global function definition for ‘time’
acf.ext1: no visible global function definition for ‘acf’
acf.ext1: no visible binding for global variable ‘na.exclude’
acf.ext1: no visible global function definition for ‘frequency’
acf.ext1: no visible global function definition for ‘start’
acf.ext1: no visible global function definition for ‘lm’
acf.ext1: no visible global function definition for ‘pnorm’
bbplot: no visible global function definition for ‘frequency’
bbplot: no visible global function definition for ‘na.omit’
bbplot: no visible global function definition for ‘start’
bbplot: no visible global function definition for ‘end’
bbplot: no visible global function definition for ‘par’
bbplot: no visible global function definition for ‘ts.plot’
bbplot: no visible global function definition for ‘ts’
bbplot: no visible global function definition for ‘text’
fit.ar.par: no visible global function definition for ‘frequency’
fit.ar.par: no visible global function definition for ‘start’
fit.ar.par: no visible global function definition for ‘lm’
fit.ar.par: no visible global function definition for ‘new’
fit.piar: no visible global function definition for ‘frequency’
fit.piar: no visible global function definition for ‘start’
fit.piar: no visible global function definition for ‘as.formula’
fit.piar: no visible global function definition for ‘lm’
fit.piar: no visible global function definition for ‘coef’
fit.piar: no visible global function definition for ‘nls’
fit.piar: no visible global function definition for ‘ts’
fit.piar: no visible global function definition for ‘new’
plotpdiff: no visible global function definition for ‘par’
plotpdiff: no visible global function definition for ‘layout’
plotpdiff: no visible global function definition for ‘monthplot’
plotpredpiar: no visible global function definition for ‘par’
plotpredpiar: no visible global function definition for ‘ts.plot’
predictpiar: no visible global function definition for ‘start’
predictpiar: no visible global function definition for ‘frequency’
predictpiar: no visible global function definition for ‘sd’
predictpiar: no visible global function definition for ‘ts’
predictpiar: no visible global function definition for ‘new’
PAR.MVrepr,fit.partsm: no visible global function definition for ‘new’
PAR.MVrepr,fit.piartsm: no visible global function definition for ‘new’
show,pred.piartsm: no visible global function definition for ‘time’
show,pred.piartsm: no visible global function definition for ‘cycle’
summary,Ftest.partsm: no visible global function definition for ‘show’
summary,LRur.partsm: no visible global function definition for ‘show’
summary,fit.partsm: no visible global function definition for ‘show’
summary,fit.piartsm: no visible global function definition for ‘show’
summary,fit.piartsm: no visible global function definition for
  ‘printCoefmat’
Undefined global functions or variables:
  acf as.formula coef cycle end frequency layout lm monthplot
  na.exclude na.omit new nls par pf pnorm printCoefmat residuals sd
  show start text time ts ts.plot update
Consider adding
  importFrom("graphics", "layout", "par", "text")
  importFrom("methods", "new", "show")
  importFrom("stats", "acf", "as.formula", "coef", "cycle", "end",
             "frequency", "lm", "monthplot", "na.exclude", "na.omit",
             "nls", "pf", "pnorm", "printCoefmat", "residuals", "sd",
             "start", "time", "ts", "ts.plot", "update")
to your NAMESPACE file (and ensure that your DESCRIPTION Imports field
contains 'methods').