VC shoulçd be isntaled but does not appear

I run settup wizard and wanted to Install VC but it showed ajax error. After that i tried again and saw this message:   <h1 style="color: #666666; font-weight: 400; font-size: 24px; margin: 0px 0px 24px; padding: 0px; border: 0px; clear: none;">Default Plugins</h1> <form method="post"><span style="color: #444444; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif; font-size: 14px;">Good news! All plugins are already installed and up to date. Please continue.</span> <p style="font-size: 14px; line-height: 1.75em; margin: 0px 0px 24px; padding-bottom: 2px; color: #666666; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;"></p> <p style="font-size: 14px; line-height: 1.75em; margin: 0px 0px 24px; padding-bottom: 2px; color: #666666; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;">You can add and remove plugins later on from within WordPress.</p>   But VC is not installed. credentials are: login: marcel pass: guru1008 http://viverforadosistema.org.br/academico/wp-admin <p class="envato-setup-actions step" style="font-size: 14px; line-height: 1.75em; margin: 0px 0px 24px; padding: 0px; color: #666666; overflow: hidden; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;"></p> </form>