vb.org Archive - Need Help for Paid Subscriptions

Hai,
My Forum almost done with 4.2.3 version. If i add this paid subscription option i can start and make public our forum. I have home page look like below image.

https://vborg.vbsupport.ru/external/2017/03/24.png

And i added Paypal subscription in Subscription Manager. And i need help from you mates, if any registered member or guests click on first post (see Image for reference) they suppose to get message board "This Thread is for VIP members only, please click here to Join or upgrade to VIP Members in your Usercp.".

https://vborg.vbsupport.ru/external/2017/03/25.png

Advance Thank You

X vBulletin 3.8.12 by vBS Debug Information
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Messages:

X vBulletin 3.8.12 by vBS Debug Information

Page Generation 0.00972 seconds
Memory Usage 1,710KB
Queries Executed 10 (?)

More Information

Template Usage:

(1)ad_footer_end
(1)ad_footer_start
(1)ad_header_end
(1)ad_header_logo
(1)ad_navbar_below
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./printthread.php
./global.php
./includes/init.php
./includes/class_core.php
./includes/config.php
./includes/functions.php
./includes/class_hook.php
./includes/modsystem_functions.php
./includes/class_bbcode_alt.php
./includes/class_bbcode.php
./includes/functions_bigthree.php

Hooks Called:

init_startup
init_startup_session_setup_start
init_startup_session_setup_complete
cache_permissions
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Messages:

X vBulletin 3.8.12 by vBS Debug Information
Page Generation 0.00972 seconds Memory Usage 1,710KB Queries Executed 10 (?)
More Information
Template Usage: (1)ad_footer_end (1)ad_footer_start (1)ad_header_end (1)ad_header_logo (1)ad_navbar_below (1)footer (1)gobutton (1)header (1)headinclude (6)option (1)post_thanks_navbar_search (1)printthread (1)printthreadbit (1)spacer_close (1)spacer_open Phrase Groups Available: global postbit showthread	Included Files: ./printthread.php ./global.php ./includes/init.php ./includes/class_core.php ./includes/config.php ./includes/functions.php ./includes/class_hook.php ./includes/modsystem_functions.php ./includes/class_bbcode_alt.php ./includes/class_bbcode.php ./includes/functions_bigthree.php Hooks Called: init_startup init_startup_session_setup_start init_startup_session_setup_complete cache_permissions fetch_threadinfo_query fetch_threadinfo fetch_foruminfo style_fetch cache_templates global_start parse_templates global_setup_complete printthread_start bbcode_fetch_tags bbcode_create bbcode_parse_start bbcode_parse_complete_precache bbcode_parse_complete printthread_post printthread_complete
Messages: