Version 5.0.6

system/Application/BuilderFilter.php

@@ -12,6 +12,7 @@ namespace IPS\Application;
 
 /* To prevent PHP errors (extending class does not exist) revealing path */
 
+use IPS\Application;
 use RecursiveFilterIterator;
 use function defined;
 use function in_array;
@@ -34,6 +35,13 @@ class BuilderFilter extends RecursiveFilterIterator
 	 */
 	public function accept(): bool
 	{
+		foreach( Application::allExtensions( 'core', 'Build' ) as $builder )
+		{
+			if( !$builder->accept( $this ) )
+			{
+				return false;
+			}
+		}
 		return !( $this->isDir() && in_array( $this->getFilename(), $this->getDirectoriesToIgnore() ) );
 	}