After an update of R to 4.0.3. and RStudio I cannot install the package packfor (packfor: Forward Selection with permutation (Canoco p.46) version 0.0-8 from R-Forge). Can someone help me? Thanks!
Message in the console:
install.packages("packfor")
WARNING: Rtools is required to build R packages but no version of Rtools compatible with the currently running version of R was found. Note that the following incompatible version(s) of Rtools were found:
- Rtools 3.5 (installed at C:\Rtools)
Please download and install the appropriate version of Rtools before proceeding:
RTools: Toolchains for building R and R packages from source on Windows
Installing package into ‘C:/Users/joachim.deru/Documents/R/win-library/4.0’
(as ‘lib’ is unspecified)
Warning in install.packages :
package ‘packfor’ is not available for this version of R