Index: NSFileManager-Extensions.m
===================================================================
--- NSFileManager-Extensions.m	(revision 975)
+++ NSFileManager-Extensions.m	(working copy)
@@ -119,7 +119,8 @@
 	if([name isEqualToString:@"Cover Art"])
 		return NO;
 	
-	return ([allExtensions containsObject:[path pathExtension]] || [self isDirectory:path]);
+	BOOL isDir = NO;
+	return ([allExtensions containsObject:[path pathExtension]] || ([self fileExistsAtPath:path isDirectory:&isDir] && isDir));
 }
 
 + (NSString *)previewArtPathForTV:(NSString *)show season:(unsigned int)seasonNum