Hi @ukadikestanley,
The default delivery method should be HLS [delivery_profile.id 1001] and it should be delivered via the Nginx VOD module:
mysql> select * from delivery_profile where id =1001\G
*************************** 1. row ***************************
id: 1001
partner_id: 0
created_at: 2017-06-29 12:16:39
updated_at: 2017-06-29 12:16:39
name: Kaltura HLS segmentation
type: 61
system_name: Kaltura HLS segmentation
description: Kaltura HLS segmentation
url: http://NGINX_HOST:88/hls
host_name: NGINX_HOST
recognizer: NULL
tokenizer: NULL
status: 0
media_protocols: NULL
streamer_type: applehttp
is_default: 1
parent_id: 0
custom_data: NULL
priority: 0
1 row in set (0.00 sec)
Do you not have this profile? What version did you upgrade from?