Unable to completely remove R from Ubuntu system - r

I have tried to remove an older version of R (3.4.4) to move to a newer one for this Ubuntu 20.04 installation. As you can see when trying to invoke R I am not getting any installation. When I install r-base-core it notes that it is already there and then trying to call R still doesn't work.
I have tried the steps listed here: Complete remove and reinstall R, including all packages . I have also tried to search for R remnants and delete but so far not working. Any advice?
computerxx:/$ R
Command 'R' not found, but can be installed with:
sudo apt install r-base-core
computerxx:/$ sudo apt install r-base-core
Reading package lists... Done
Building dependency tree
Reading state information... Done
r-base-core is already the newest version (4.2.1-1.2004.0).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
computerxx:/$ R
Command 'R' not found, but can be installed with:
sudo apt install r-base-core
computerxx:/$

Related

Can´t install Rstudio in Ubuntu "Dependency is not satisfiable: libssl1.0.0|libssl1.0.2|libssl1.1"

Does have someone the same issue?
i'm trying to install Rstudio, so downloaded the current version and i got the following:
It is worth mentioning that I had several previous versions of Rstudio downloaded so I renamed it as rstudio-new
kevin#kevin:~/Descargas$ sudo gdebi rstudio-new.deb
Reading package lists... Done
Building dependency tree... Done
Reading status information... Done
Reading status information... Done
Cannot install this package
The dependency is unsuccessful: libssl1.0.0|libssl1.0.2|libssl1.1
I already tried sudo apt-get update and sudo apt get-install (libssl version) as well as trying to install previous versions and I have not been successful in any :( the info of my pc is:
I have tried other things as well, such as downloading several versions of libssl, but I have not been successful either:
sudo gdebi libssl1.0.0-dbg_1.0.1f-1ubuntu2.27_amd64.deb
Reading package lists... Done
Building dependency tree... Done
Reading status information... Done
Reading status information... Done
Cannot install this package
Dependency is unsuccessful: libssl1.0.0 (= 1.0.1f-1ubuntu2.27)
sudo apt-get install libssl-dev
Reading package list... Done
Creating dependency tree... Done
Reading status information... Done
libssl-dev is already in its most recent version (3.0.2-0ubuntu1.7).
0 updated, 0 new to install, 0 to remove and 0 not updated.
Does anyone by chance know what is causing this? It should be mentioned that I already had (a long time ago) R and Rstudio but I had to uninstall them because I didn't use them, but now I do need them
Same problem here. I have solved it installing a daily release of the next version.

Cannot install R - Unable to correct problems, you have held broken packages

We followed instructions here - https://rtask.thinkr.fr/installation-of-r-4-0-on-ubuntu-20-04-lts-and-tips-for-spatial-packages/ - to uninstall R:
sudo apt-get purge r-base* r-recommended r-cran-*
sudo apt autoremove
sudo apt update
...seems to have worked because when we run R in command line we get -bash: /usr/bin/R: No such file or directory. However, when we try to install R using:
apt install --no-install-recommends r-base
...version 3.6.3 is installed, not version 4.0 or 4.1. Here is our machine type.
What can we do to get R version 4.1.0 (preferred) installed on our machine? I am worried that, perhaps it is not possible as if it were, v4 would be the default rather than v3... might it be the case that 16.04 is too old for R v4?
Edit: followed the instructions in the comment below, but ran into the following issue:

Having difficulty with re-installing R in Ubuntu 18.04

Very recently I shifted to Ubuntu from Windows and downloaded R-base (3.4.4) and R studio. However, some packages (car, ROCR etc) were not available and hence I tried to update R. Because of error messages, I finally tried to uninstall and remove R and then install it again.
I tried
sudo apt-get upgrade
sudo apt install r-base
However, it is showing me error message like,
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
r-base : Depends: r-recommended (= 3.6.2.20200221-1~ubuntu18.04.1~ppa1) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
So basically right now, I have no R-base installed.
I tried to remove R-base.
sudo apt-get remove r-base
And all I am getting is-
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package 'r-base' is not installed, so not removed
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
I am a beginner in both R and Linux. I need your valuable suggestions.
Thanks in advance.
If you are using Ubuntu 18.04, please follow these steps if you are using your local machine of your own. (If your are working in any office environment please setup proxy and follow these steps)
1) Let’s first add the relevant GPG key
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9
2) Add the R Repository
sudo add-apt-repository 'deb https://cloud.r-project.org/bin/linux/ubuntu bionic-cran40/'
3) Update Package Lists
sudo apt update
4) Install R
sudo apt install r-base
5) Test Install
sudo -i R
6) Installing R Packages from CRAN
install.packages('dplyr')

Unable to install latest R version on Ubuntu 18.04 linux

I want to be able to install the latest stable R release for Ubuntu 18.04, I had the ubuntu version installed and so I removed it and then followed several guides like in this link.
No matter what I do I get the following output when I issue a sudo apt-get install r-base:
sudo apt install r-base
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
r-base : Depends: r-base-core (>= 3.6.1-3disco) but it is not going to be installed
Depends: r-recommended (= 3.6.1-3disco) but it is not going to be installed
Recommends: r-base-html but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
What's wrong?

cannot install qtbase-abi-5-5-1 on ubuntu 17.10

When I install a fcitx related package an error show that qtbase-abi-5-5-1 is needed but not installed.
wsx#wsx:~/Downloads$ sudo apt install ./fcitx-frontend-qt5-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb ./libfcitx-qt5-1-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb
Reading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting 'fcitx-frontend-qt5-rstudio' instead of './fcitx-frontend-qt5-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb'
Note, selecting 'libfcitx-qt5-1-rstudio' instead of './libfcitx-qt5-1-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb'
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
fcitx-frontend-qt5-rstudio : Depends: qtbase-abi-5-5-1 but it is not installable
E: Unable to correct problems, you have held broken packages.
I tried using command sodu apt install qtbase-abi-5 to find the package but failed. I then download the .deb package from https://ubuntu.pkgs.org/16.04/ubuntu-updates-main-amd64/libqt5core5a_5.5.1+dfsg-16ubuntu7.5_amd64.deb.html but it was not work, the page show that this .deb package provide the qtbase-abi-5 package. Interestingly, I can find few information about this error by google. Some info from Ask ubuntu forum say that it seems the qtbase-abi-5 is not included in libqt5core5a.
I don't know how to fix it. Can you give me some suggestion or some link which do can download qtbase-abi-5 ?
Thanks #GAD3R for your answer, I am sorry that it fails.
wsx#wsx:~$ sudo apt-cache search qtbase-abi
libqt5core5a - Qt 5 core module
wsx#wsx:~$ sudo apt install libqt5core5a
Reading package lists... Done
Building dependency tree
Reading state information... Done
libqt5core5a is already the newest version (5.9.1+dfsg-10ubuntu1).
0 upgraded, 0 newly installed, 0 to remove and 19 not upgraded.
wsx#wsx:~$ sudo apt install ./Downloads/fcitx-frontend-qt5-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb ./Downloads/libfcitx-qt5-1-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb
Reading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting 'fcitx-frontend-qt5-rstudio' instead of './Downloads/fcitx-frontend-qt5-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb'
Note, selecting 'libfcitx-qt5-1-rstudio' instead of './Downloads/libfcitx-qt5-1-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb'
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
fcitx-frontend-qt5-rstudio : Depends: qtbase-abi-5-5-1 but it is not installable
E: Unable to correct problems, you have held broken packages.
Can anyone run following commands successfully?
$ wget http://ikuya.info/tmp/fcitx-qt5-rstudio-qt542.tar.gz
$ tar xf fcitx-qt5-rstudio-qt542.tar.gz
$ sudo apt install ./fcitx-frontend-qt5-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb ./libfcitx-qt5-1-rstudio_1.0.5-1ubuntu1~qt542_amd64.deb
The package libqt5core5a provide qtbase-abi-5-5-1.
apt-cache search qtbase-abi
libqt5core5a - Qt 5 core module
To install the qtbase-abi-5-5-1 , run the following command :
sudo apt update
sudo apt upgrade
sudo apt dist-upgrade
sudo apt install libqt5core5a

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