MS.DataCreation: no visible global function definition for 'tclvalue'
MS.DataCreation: no visible global function definition for
  'tkchooseDirectory'
MS.DataCreation : errorrteres: no visible global function definition
  for 'read.table'
MS.DataCreation: no visible global function definition for 'read.table'
MS.DataCreation: no visible global function definition for
  'write.table'
MS.DataCreation: no visible global function definition for 'filter'
MS.clust: no visible global function definition for 'tk_choose.files'
MS.clust: no visible global function definition for 'read.table'
MS.clust: no visible global function definition for 'cutree'
MS.clust: no visible global function definition for 'abline'
MS.clust: no visible global function definition for 'text'
MS.clust: no visible global function definition for 'write.table'
MS.clust: no visible global function definition for 'as.dist'
MS.clust: no visible global function definition for 'cor'
MS.clust: no visible global function definition for 'dist'
MS.clust: no visible global function definition for 'kmeans'
MS.clust: no visible global function definition for 'pdf'
MS.clust: no visible global function definition for 'hist'
MS.clust: no visible global function definition for 'mtext'
MS.clust: no visible global function definition for 'dev.off'
MS.test.clust: no visible global function definition for
  'tk_choose.files'
MS.test.clust: no visible global function definition for 'read.table'
MS.test.clust: no visible global function definition for 'as.dist'
MS.test.clust: no visible global function definition for 'cor'
MS.test.clust: no visible global function definition for 'hclust'
MS.test.clust: no visible global function definition for 'cutree'
MS.test.clust: no visible global function definition for 'dist'
MS.test.clust: no visible global function definition for 'par'
MS.test.clust: no visible global function definition for 'matplot'
MS.test.clust: no visible global function definition for 'axis'
MS.test.clust: no visible global function definition for 'legend'
MS.test.clust: no visible global function definition for 'pdf'
MS.test.clust: no visible global function definition for 'dev.off'
MSeasyToARISTO: no visible global function definition for
  'tk_choose.files'
MSeasyToARISTO: no visible global function definition for 'read.table'
MSeasyToMSP: no visible global function definition for
  'tk_choose.files'
MSeasyToMSP: no visible global function definition for 'read.table'
SearchNIST: no visible global function definition for 'tclvalue'
SearchNIST: no visible global function definition for
  'tkchooseDirectory'
SearchNIST: no visible global function definition for 'tk_choose.files'
trans.ASCII: no visible global function definition for 'tclvalue'
trans.ASCII: no visible global function definition for
  'tkchooseDirectory'
trans.ASCII: no visible global function definition for 'write.table'
Undefined global functions or variables:
  abline as.dist axis cor cutree dev.off dist filter hclust hist kmeans
  legend matplot mtext par pdf read.table tclvalue text tk_choose.files
  tkchooseDirectory write.table
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "abline", "axis", "hist", "legend", "matplot",
             "mtext", "par", "text")
  importFrom("stats", "as.dist", "cor", "cutree", "dist", "filter",
             "hclust", "kmeans")
  importFrom("utils", "read.table", "write.table")
to your NAMESPACE file.

Found the following calls to attach():
File 'MSeasy/R/MS.DataCreation.R':
  attach(what = NULL, name = "e1")
File 'MSeasy/R/MS.test.clust.R':
  attach(what = NULL, name = "e1")
See section 'Good practice' in '?attach'.