Version 4.7.0

system/Content/Promote/Twitter.php

@@ -106,6 +106,11 @@ class _Twitter extends PromoteAbstract
 	public function canPostToPage()
 	{
 		$twitter = \IPS\Login\Handler::findMethod('IPS\Login\Handler\Oauth1\Twitter');
+		if ( $twitter === NULL )
+		{
+			return FALSE;
+		}
+		
 		return $twitter->hasWritePermissions( $this->settings['token'], $this->settings['secret'] );
 	}
 	
@@ -194,8 +199,8 @@ class _Twitter extends PromoteAbstract
 	{
 		$photos = $promote->imageObjects();
 		$mediaIds = array();
-		
-		if ( \count( $photos ) )
+
+		if ( \is_array( $photos ) and \count( $photos ) )
 		{
 			try
 			{