Add error handling for unspecified package in PackageManagerMenu

CHANGELOG.md

@@ -20,6 +20,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  - Fixed issue when registering ncc's extension, when using the INSTALLER, the installation path used in the process
   appears to be incorrect, added a optional parameter to the `registerExtension` method to allow the installer to pass
   the correct installation path.
+ - Add error handling for unspecified package in PackageManagerMenu
 
 
 ## [2.0.2] - 2023-10-13

src/ncc/CLI/Management/PackageManagerMenu.php

@@ -145,6 +145,12 @@
             $repository_manager = new RepositoryManager();
             $package_manager = new PackageManager();
 
+            if($package === null)
+            {
+                Console::outError('No package specified', true, 1);
+                return 1;
+            }
+
             $options = [];
 
             if(isset($args['reinstall']))