Add namespace Processmaker\Core

workflow/engine/classes/Cases.php

@@ -1,6 +1,7 @@
 <?php
 
 use \ProcessMaker\BusinessModel\WebEntryEvent;
+use ProcessMaker\Core\System;
 use ProcessMaker\Plugins\PluginRegistry;
 
 /**
@@ -18,7 +19,7 @@ class Cases
     public function __construct()
     {
         //get Solr initialization variables
-        if (($solrConf = PmSystem::solrEnv()) !== false) {
+        if (($solrConf = System::solrEnv()) !== false) {
             $this->appSolr = new AppSolr($solrConf['solr_enabled'], $solrConf['solr_host'], $solrConf['solr_instance']);
         }
     }