Revolution Slider

[emarketingbullParticipant]

I’m having an issue with activating Revolution Slider. I get a fatal error:

 

<br style=”color: #000000; font-family: Times; font-size: medium;” /><b style=”color: #000000; font-family: Times; font-size: medium;”>Fatal error</b><span style=”color: #000000; font-family: Times; font-size: medium;”>: Uncaught Error: [] operator not supported for strings in /home/smsadminuser/public_html/wp-content/plugins/revslider/includes/framework/base-admin.class.php:71 Stack trace: #0 /home/smsadminuser/public_html/wp-content/plugins/revslider/admin/revslider-admin.class.php(572): RevSliderBaseAdmin::addMetaBox(‘Revolution Slid…’, ”, Array, NULL) #1 /home/smsadminuser/public_html/wp-content/plugins/revslider/admin/revslider-admin.class.php(73): RevSliderAdmin->addSliderMetaBox() #2 /home/smsadminuser/public_html/wp-content/plugins/revslider/admin/revslider-admin.class.php(44): RevSliderAdmin->init() #3 /home/smsadminuser/public_html/wp-content/plugins/revslider/revslider.php(162): RevSliderAdmin->__construct(‘/home/smsadminu…’) #4 /home/smsadminuser/public_html/wp-admin/includes/plugin.php(1882): include(‘/home/smsadminu…’) #5 /home/smsadminuser/public_html/wp-admin/plugins.php(164): plugin_sandbox_scrape(‘revslider/revsl…’) #6 {main} thrown in </span><b style=”color: #000000; font-family: Times; font-size: medium;”>/home/smsadminuser/public_html/wp-content/plugins/revslider/includes/framework/base-admin.class.php</b><span style=”color: #000000; font-family: Times; font-size: medium;”> on line </span><b style=”color: #000000; font-family: Times; font-size: medium;”>71</b>

Can you please advise?

Thanks