PHP Notice: Array to string conversion in /editorial/ojs3214/lib/pkp/classes/plugins/ThemePlugin.inc.php on line 799

Description of issue or problem I’m having:
many error log width:
PHP Notice: Array to string conversion in /editorial/ojs3214/lib/pkp/classes/plugins/ThemePlugin.inc.php on line 799

Steps I took leading up to the issue:
review /lib/pkp/classes/plugins/ThemePlugin.inc.php, this is the function, but not found nothing bad
797 public function _getBaseUrl($path = ‘’) {
798 $request = Application::get()->getRequest();
799 $path = empty($path) ? ‘’ : DIRECTORY_SEPARATOR . $path;
800 return $request->getBaseUrl() . DIRECTORY_SEPARATOR . $this->getPluginPath() . $ path;
801 }

What I tried to resolve the issue:
many notice error

Application Version - e.g., OJS 3.1.2:
OJS 3.2.1.4

Additional information, such as screenshots and error log messages if applicable:

Hi @Humberto_Blanco_Cast,

Are you using the Default theme?