Error "E492: Not an editor command: skip_defaults_vim=1" in .vimrc after vim-enhanced installation on RHEL

Issue

• When editing files with vi on RHEL systems, the following error may appear after installing the full vim-enhanced package:

  # vi test
  Error detected while processing /root/.vimrc:
  line    1:
  E492: Not an editor command: skip_defaults_vim=1
  Press ENTER or type command to continue
  

• This can also occur if the line contains #, such as:

  # vi test
  Error detected while processing /root/.vimrc:
  line    2:
  E488: Trailing characters: skip_defaults_vim=1: #skip_defaults_vim=1
  Press ENTER or type command to continue