diff --git a/src/FuzeWorks/Core.php b/src/FuzeWorks/Core.php
index f9e89ac..a7f7328 100644
--- a/src/FuzeWorks/Core.php
+++ b/src/FuzeWorks/Core.php
@@ -167,11 +167,6 @@ class Core
         return $_is_php[$version];
     }
 
-    public static function isCli(): bool
-    {
-        return (PHP_SAPI === 'cli' OR defined('STDIN'));
-    }
-
     public static function exceptionHandler()
     {
         for ($i = Priority::getHighestPriority(); $i <= Priority::getLowestPriority(); $i++)
diff --git a/src/FuzeWorks/Libraries.php b/src/FuzeWorks/Libraries.php
index 0420808..07ab638 100644
--- a/src/FuzeWorks/Libraries.php
+++ b/src/FuzeWorks/Libraries.php
@@ -184,7 +184,7 @@ class Libraries
     protected function initLibrary(string $libraryName, string $libraryClass, array $parameters = [])
     {
         // First check to see if the library is already loaded
-        if (!class_exists($libraryClass, false))
+        if (!class_exists($libraryClass, true))
             throw new LibraryException("Could not initiate library. Class not found", 1);
 
         // Determine what parameters to use
diff --git a/src/FuzeWorks/Plugins.php b/src/FuzeWorks/Plugins.php
index b65ea05..5516055 100644
--- a/src/FuzeWorks/Plugins.php
+++ b/src/FuzeWorks/Plugins.php
@@ -37,8 +37,8 @@
 namespace FuzeWorks;
 use FuzeWorks\ConfigORM\ConfigORM;
 use FuzeWorks\Event\PluginGetEvent;
-use FuzeWorks\Exception\ConfigException;
 use FuzeWorks\Exception\CoreException;
+use FuzeWorks\Exception\FactoryException;
 use FuzeWorks\Exception\PluginException;
 use ReflectionClass;
 use ReflectionException;
@@ -92,7 +92,7 @@ class Plugins
     /**
      * Called upon initialization of the Container
      *
-     * @throws ConfigException
+     * @throws FactoryException
      * @codeCoverageIgnore
      */
 	public function init()
@@ -245,7 +245,6 @@ class Plugins
 		$header = $this->headers[$pluginName];
 
 		// Add to autoloader
-        // @todo Find a more reliable method for determining header directory
         $headerReflection = new ReflectionClass( get_class($header) );
         $prefix = $header->getClassesPrefix();
         $filePath = dirname($headerReflection->getFileName()) . (!empty($header->getSourceDirectory()) ? DS . $header->getSourceDirectory() : '');