Error in R scripts: The following objects are masked from ‘package:data.table’:

[kadircs]

I am getting the following error. Any help is appreciated.

~/liblsb/R$ ./lsbpp.R data/ --filter="TYPE=='FFLIB'&PEs==32" shapiro VALUE

Attaching package: ‘reshape2’

The following objects are masked from ‘package:data.table’:

    dcast, melt

Error in eval(parse(text = expr)) : object 'TYPE' not found
Calls: loaddata -> subset -> subset.default -> eval -> eval
Execution halted

The version of R that I used on my Ubuntu desktop:

$ R --version
R version 3.4.4 (2018-03-15) -- "Someone to Lean On"
Copyright (C) 2018 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)