Error in the Installation of caret library - r

In running caret library I have this error :
install.packages('caret', dependencies = TRUE)
library(caret)
error reading the fileError: package or namespace load failed for ‘caret’ in readRDS(nsInfoFilePath):
error reading from connection
Could you help me how to solve it?

Related

Trouble with installing the fastman package on a remote compute

I'm trying to install the fastman function so I can make a manhattan plot. This is my code:
install.packages("remotes", repos = "http://cran.us.r-project.org", lib="/z/Comp/lu_group/Members/jwlorge/ATN/R")
remotes::install_github("danioreo/fastman",lib = "/z/Comp/lu_group/Members/jwlorge/ATN/R")
and this is my full error:
Error: package or namespace load failed for ‘fastman’ in namespaceExport(ns, exports):
undefined exports: fastman
Error: loading failed
Execution halted
ERROR: loading failed
* removing ‘/z/Comp/lu_group/Members/jwlorge/ATN/R/fastman’
Warning message:
In i.p(...) :
installation of package ‘/tmp/RtmpP7Gtus/file129f63150195f8/fastman_0.1.0.tar.gz’ had non-zero exit status
I've been looking online for help and I haven't found many posts that are related to my problem, and none have solved the issue. I would greatly appreciate any help!
Alternatively, you can download the R scripts (https://github.com/danielldhwang/fastman/blob/master/R/fastman.R) and run source(fastman.R) from your R/RSudio session.
Source: https://github.com/danielldhwang/fastman/issues/2

Error: package or namespace load failed for ‘CGPfunctions’ [duplicate]

I am getting the following error when I am loading a few libraries in R:
library(forecast)
Error : object ‘f_eval’ is not exported by 'namespace:lazyeval'
In addition: Warning message:
package ‘forecast’ was built under R version 3.3.2
Error: package or namespace load failed for ‘forecast’
library(tsoutliers)
Error : object ‘f_eval’ is not exported by 'namespace:lazyeval'
In addition: Warning message:
package ‘tsoutliers’ was built under R version 3.3.2
Error: package or namespace load failed for ‘tsoutliers’
I have tried reinstalling the packages but it didn't help. Also, I was able to use the forecast package previously but I started facing this error post the installation of tsoutliers package.
How can I resolve this issue?
This should do the job for you:
install.packages('lazyeval')
In the future, try and provide a bit more about your system and install, using the output from:
sessionInfo()

R package caret fails to load

I am using R4.0.0, I used the 'caret' package successfully a week ago. But now when I am trying to rerun my program, I get the following error:
Error: package or namespace load failed for ‘caret’ in get(Info[i, 1], envir = env):
cannot open file 'C:/Users/Documents/R/win-library/4.0/iterators/R/iterators.rdb': No such file or directory
How can I fix this problem?

Errors in loading the "caret" library

I have initially successfully installed the caret package through
install.packages("caret")
But I have trouble in loading the "caret" library after the execution of the following code.
library (caret)
The following error code is generated :
*Loading required package: lattice
Error: package or namespace load failed for ‘lattice’:
package ‘grid’ does not have a namespace
Error: package ‘lattice’ could not be loaded*
How to resolve this issue?
The problem has been resolved by doing:
> install.packages("caret", dependencies = c("Depends", "Suggests"))

Why do I get an error when I try to load ggplot2 in R?

When I run:
library("ggplot2")
I get the error below:
Error: package or namespace load failed for ‘ggplot2’:
object ‘enexprs’ is not exported by 'namespace:rlang'
In addition:
Warning message:
package ‘ggplot2’ was built under R version 3.4.4
Any idea how I can solve this issue?
Please install the latest version of rlang to solve this error.

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