title: Cannot change gemset by rvm
body: <p><strong>Cannot change any gemset by rvm on macOS Catalina 10.15.4 (19E287)</strong></p>
  <p><strong>Default gemset is always selected no matter what I change to other gemset</strong></p>
  <p><code>rvm --version</code></p>
  <p>rvm 1.29.10 (latest) by Michal Papis, Piotr Kuczynski, Wayne E. Seguin [https://rvm.io]</p>
  <p><code>rvm list</code></p>
  <pre><code>=* ruby-2.3.1 [ x86_64 ]
  
  # =&gt; - current
  # =* - current &amp;&amp; default
  #  * - default
  </code></pre>
  <p><code>ruby -v</code></p>
  <p>ruby 2.3.1p112 (2016-04-26 revision 54768) [x86_64-darwin19]</p>
  <p><code>cat ~/.profile</code></p>
  <pre><code>export PATH=$PATH:/Library/PostgreSQL/10/bin
  
  export PATH=&quot;$PATH:$HOME/.rvm/bin&quot;
  
  [[ -s &quot;$HOME/.rvm/scripts/rvm&quot; ]] &amp;&amp; source &quot;$HOME/.rvm/scripts/rvm&quot; # Load RVM into a shell session *as a function*
  </code></pre>
  <p><code>rvm gemsset list</code></p>
  <pre><code>gemsets for ruby-2.3.1 (found in /Users/username/.rvm/gems/ruby-2.3.1)
  =&gt; (default)
     global
     gemset1
     gemset2
  </code></pre>
  <p><code>rvm gemset use gemset1</code></p>
  <p><strong>Using ruby-2.3.1 with gemset default</strong></p>
  <p>Or <code>rvm gemset use ruby-2.3.1@gemset1</code></p>
  <p><strong>Using ruby-2.3.1 with gemset default</strong></p>
  <p><code>echo $PATH</code></p>
  <pre><code>/Users/username/.rvm/gems/ruby-2.3.1/bin:/Users/username/.rvm/rubies/ruby-2.3.1/bin:/Users/username/.rvm/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Library/PostgreSQL/10/bin
  </code></pre>
  <p><code>echo $GEM_HOME</code></p>
  <p>/Users/username/.rvm/gems/ruby-2.3.1</p>
  <p><code>echo $GEM_PATH</code></p>
  <p>/Users/username/.rvm/gems/ruby-2.3.1</p>
  <p><code>gem env</code></p>
  <pre><code>RubyGems Environment:
    - RUBYGEMS VERSION: 3.0.8
    - RUBY VERSION: 2.3.1 (2016-04-26 patchlevel 112) [x86_64-darwin19]
    - INSTALLATION DIRECTORY: /Users/username/.rvm/rubies/ruby-2.3.1/lib/ruby/gems/2.3.0
    - USER INSTALLATION DIRECTORY: /Users/username/.gem/ruby/2.3.0
    - RUBY EXECUTABLE: /Users/username/.rvm/rubies/ruby-2.3.1/bin/ruby
    - GIT EXECUTABLE: /usr/bin/git
    - EXECUTABLE DIRECTORY: /Users/username/.rvm/rubies/ruby-2.3.1/bin
    - SPEC CACHE DIRECTORY: /Users/username/.gem/specs
    - SYSTEM CONFIGURATION DIRECTORY: /Users/username/.rvm/rubies/ruby-2.3.1/etc
    - RUBYGEMS PLATFORMS:
      - ruby
      - x86_64-darwin-19
    - GEM PATHS:
       - /Users/username/.rvm/rubies/ruby-2.3.1/lib/ruby/gems/2.3.0
    - GEM CONFIGURATION:
       - :update_sources =&gt; true
       - :verbose =&gt; true
       - :backtrace =&gt; false
       - :bulk_threshold =&gt; 1000
    - REMOTE SOURCES:
       - https://rubygems.org/
    - SHELL PATH:
       - /Users/username/.rvm/gems/ruby-2.3.1/bin
       - /Users/username/.rvm/rubies/ruby-2.3.1/bin
       - /Users/username/.rvm/bin
       - /usr/local/bin
       - /usr/bin
       - /bin
       - /usr/sbin
       - /sbin
       - /Library/PostgreSQL/10/bin
  </code></pre>
  <p><code>which rake</code></p>
  <p>/Users/username/.rvm/rubies/ruby-2.3.1/bin/rake</p>
  <p>Special thanks for anyone can help me on this case!</p>