Question Subscription emails not being sent

Hi - I've just installed Kunena 6 and I'm not getting any subscription emails and neither are other users. I am getting other emails from Joomla.

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Joomla! SEF: Enabled | Joomla! SEF rewrite: Enabled | FTP layer: Disabled |
       

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htaccess: Exists | PHP environment: Max execution time: 120 seconds | Max execution memory: 768M | Max file upload: 

Kunena menu details:

Warning: Spoiler!

ID	Name	Menutype	Link	Path	In trash
351	Forum	kunenamenu	view=home&defaultmenu=353	forum	No
352	Index	kunenamenu	view=category&layout=list	forum/index	No
353	Recent Topics	kunenamenu	view=topics&mode=replies	forum/recent	No
354	New Topic	kunenamenu	view=topic&layout=create	forum/newtopic	No
355	No Replies	kunenamenu	view=topics&mode=noreplies	forum/noreplies	No
356	My Topics	kunenamenu	view=topics&layout=user&mode=default	forum/mylatest	No
357	Profile	kunenamenu	view=user&layout=edit	forum/profile	No
358	Help	kunenamenu	view=misc	forum/help	No
359	Search	kunenamenu	view=search	forum/search	No
839	LSB Plus Forums	kunenamenu	view=category&catid=25	forum/lsb-plus-forums	No
277	Forum Profile	hidden	view=user	forum-profile	No
323	moderation queue	hidden	view=topics&layout=posts&mode=unapproved	moderation-queue	No
202	Forum	mainmenu	Itemid=351	kunena-2015-10-16	Yes

Joomla default template details : skweez | author: Rayaxis Technologies | version: 1.0.0 | creationdate: Apr 2022

Kunena default template details : Skweez | author: Rayaxis Technologies | version: 1.0.0 | creationdate: 2022-04-01

Kunena template params:

Warning: Spoiler!

DefaultCategoryicon
profileIconset	default
DefaultIconset	default
editorIconset	default
borderless	1
tooltips	1
SubjectLengthMessage	80
fullactions	1
quick	0
displayMenu	1
displayDropdownMenu	1
displayDropdownContent	1
displayModule	1
displayBreadcrumb	1
displayAnnouncement	1
displayFooter	1
avatarPosition	left
formRecover	0
labels	0
whoisonlineName	default
avatarType	rounded
topicicontype	fa
fontawesome	0
socialshare	0
socialsharetag
socialtheme	classic
optional_username	0
writeaccess	0
localstorage	0
IconColor	inherit
IconColorNew	#48a348
editorType	ckeditor
Bold	1
Italic	1
Underline	1
Strike	1
Subscript	1
Superscript	1
RemoveFormat	1
BulletedList	1
NumberedList	1
Blockquote	1
JustifyLeft	1
JustifyCenter	1
JustifyRight	1
JustifyBlock	1
Link_Unlink	1
Image	1
Smiley	1
Confidential	1
Hidetext	1
Spoiler	1
Code	1
Ebay	1
Twitter	1
Instagram	1
Soundcloud	1
FontSize	1
TextColor	1
Maximize	1
Map	1
Video	1
editorButtons
nameskinckeditor
ckeditorcustomprefixconfigfile
avatarSizeX	40
avatarSizeY	90
avatarSizeXThumb	36
avatarSizeYThumb	36
avatarSizeXWelcome	72
avatarSizeYWelcome	72
avatarSizeXList	36
avatarSizeYList	36
avatarSizeXPost	144
avatarSizeYPost	144
avatarSizeXProfile	200
avatarSizeYProfile	200
templatebyText
templatebyName
templatebyLink

Kunena version detailed: Kunena 6.0.0-RC2-GIT | 2022-04-07 [ Git Repository ]
        | Kunena detailed configuration:

Warning: Spoiler!

Kunena config settings:
boardOffline	0
enableRss	1
threadsPerPage	20
messagesPerPage	15
messagesPerPageSearch	15
showHistory	1
historyLimit	6
showNew	1
disableEmoticons	0
template	skweez
showAnnouncement	1
avatarOnCategory	0
showChildCatIcon	0
rteWidth	450
rteHeight	300
enableForumJump	0
reportMsg	1
username	1
askEmail	0
showEmail	0
showUserStats	1
showKarma	0
userEdit	1
userEditTime	0
userEditTimeGrace	600
editMarkup	1
allowSubscriptions	1
subscriptionsChecked	1
allowFavorites	1
maxSig	300
regOnly	0
pubWrite	0
floodProtection	0
mailModerators	0
mailAdministrators	0
captcha	0
mailFull	1
allowAvatarUpload	1
allowAvatarGallery	1
avatarQuality	75
avatarSize	2048
imageHeight	1000
imageWidth	1000
imageSize	5000
fileTypes	pdf
fileSize	12000
showRanking	0
rankImages	1
userlistRows	30
userlistOnline	1
userlistAvatar	1
userlistPosts	1
userlistKarma	0
userlistEmail	0
userlistJoinDate	1
userlistLastVisitDate	0
userlistUserHits	0
latestCategory	0
showStats	1
showWhoIsOnline	1
showGenStats	1
showPopUserStats	1
popUserCount	5
showPopSubjectStats	1
popSubjectCount	5
showSpoilerTag	1
showVideoTag	1
showEbayTag	1
trimLongUrls	1
trimLongUrlsFront	40
trimLongUrlsBack	20
autoEmbedYoutube	1
autoEmbedEbay	1
ebayLanguageCode	en-us
sessionTimeOut	1800
highlightCode	0
rssType	topic
rssTimeLimit	month
rssLimit	100
rssIncludedCategories
rssExcludedCategories
rssSpecification	rss2.0
rssAllowHtml	1
rssAuthorFormat	name
rssAuthorInTitle	1
rssWordCount	0
rssOldTitles	1
rssCache	900
defaultPage	recent
defaultSort	asc
sef	1
showImgForGuest	1
showFileForGuest	1
pollNbOptions	4
pollAllowVoteOne	1
pollEnabled	1
popPollsCount	5
showPopPollStats	1
pollTimeBtVotes	00:15:00
pollNbVotesByUser	100
pollResultsUserslist	1
allowUserEditPoll	0
maxPersonalText	50
orderingSystem	mesid
postDateFormat	ago
postDateFormatHover	datetime
hideIp	1
imageTypes	jpg,jpeg,gif,png
checkMimeTypes	1
imageMimeTypes	image/jpeg,image/jpg,image/gif,image/png
imageQuality	50
thumbHeight	300
thumbWidth	300
hideUserProfileInfo	put_empty
boxGhostMessage	0
userDeleteMessage	0
latestCategoryIn	1
topicIcons	1
debug	0
catsAutoSubscribed	0
showBannedReason	0
showThankYou	1
showPopThankYouStats	1
popThanksCount	5
modSeeDeleted	0
bbcodeImgSecure	text
listCatShowModerators	0
lightbox	1
showListTime	720
showSessionType	2
showSessionStartTime	1800
userlistAllowed	1
userlistCountUsers	1
enableThreadedLayouts	0
categorySubscriptions	post
topicSubscriptions	every
pubProfile	1
thankYouMax	10
emailRecipientCount	5
emailRecipientPrivacy	bcc
captchaPostLimit	0
imageUpload	registered
fileUpload	registered
topicLayout	flat
timeToCreatePage	1
showImgFilesManageProfile	1
holdNewUsersPosts	2
holdGuestPosts	0
attachmentLimit	12
pickupCategory	0
articleDisplay	intro
sendEmails	1
fallbackEnglish	1
cache	0
cacheTime	120
ipTracking	1
rssFeedBurnerUrl
autoLink	1
accessComponent	1
statsLinkAllowed	1
superAdminUserlist	0
attachmentProtection	1
categoryIcons	1
avatarCrop	0
userReport	1
searchTime	365
teaser	0
ebayLanguage	0
ebayCertId
allowChangeSubject	1
maxLinks	6
readOnly	0
ratingEnabled	0
urlSubjectTopic	0
logModeration	0
attachStart	0
attachEnd	14
attachmentUtf8	1
autoEmbedSoundcloud	1
emailHeader
userStatus	1
signature	1
personal	1
social	1
plainEmail	0
moderatorPermDelete	0
avatarTypes	gif,jpeg,jpg,png
smartLinking	0
defaultAvatar	nophoto.png
defaultAvatarSmall	s_nophoto.png
quickReply	1
avatarEdit	0
activeMenuItem
mainMenuId
homeId
indexId
moderatorsId
topicListId
miscId
profileId
searchId
custom_id
avatarType	0
sefRedirect	1
allowEditPoll	1
useSystemEmails	0
autoEmbedInstagram	1
disableRe	0
email_sender_name	[email protected]
display_filename_attachment	0
new_users_prevent_post_url_images	0
minimal_user_posts_add_url_image	10
utmSource	0
emailHeadersizey	560
emailHeadersizex	560
moderator_id
profiler	0
pickup_category	0
board_title	lifestyleblock discussion forums
board_offline	0
offline_message	The Forum is currently offline for maintenance. Check back soon!
enablerss	0
threads_per_page	20
messages_per_page	15
messages_per_page_search	15
showhistory	1
historylimit	6
shownew	1
disemoticons	0
showannouncement	1
avataroncat	0
catimagepath	category_images
showchildcaticon	0
rtewidth	450
rteheight	300
enableforumjump	0
reportmsg	1
askemail	0
showemail	0
showuserstats	1
showkarma	0
useredit	1
useredittime	0
useredittimegrace	600
editmarkup	1
allowsubscriptions	1
subscriptionschecked	1
allowfavorites	1
maxsubject	50
maxsig	300
regonly	0
pubwrite	0
floodprotection	0
mailmod	0
mailadmin	-1
mailfull	1
allowavatarupload	1
allowavatargallery	0
avatarquality	75
avatarsize	2048
imageheight	1000
imagewidth	1000
imagesize	5000
filetypes	pdf
filesize	12000
showranking	0
rankimages	1
userlist_rows	30
userlist_online	0
userlist_avatar	1
userlist_posts	1
userlist_karma	0
userlist_email	0
userlist_joindate	1
userlist_lastvisitdate	0
userlist_userhits	0
latestcategory	0
showstats	1
showwhoisonline	0
showgenstats	0
showpopuserstats	0
popusercount	5
showpopsubjectstats	0
popsubjectcount	5
showspoilertag	1
showvideotag	1
showebaytag	0
trimlongurls	1
trimlongurlsfront	40
trimlongurlsback	20
autoembedyoutube	1
autoembedebay	0
ebaylanguagecode	en-us
sessiontimeout	1800
highlightcode	0
rss_type	topic
rss_timelimit	month
rss_limit	100
rss_included_categories
rss_excluded_categories
rss_specification	rss2.0
rss_allow_html	1
rss_author_format	name
rss_author_in_title	1
rss_word_count	0
rss_old_titles	1
rss_cache	900
defaultpage	recent
default_sort	asc
showimgforguest	1
showfileforguest	1
pollnboptions	4
pollallowvoteone	1
pollenabled	1
poppollscount	5
showpoppollstats	0
polltimebtvotes	00:15:00
pollnbvotesbyuser	100
pollresultsuserslist	1
allow_user_edit_poll	0
maxpersotext	50
ordering_system	mesid
post_dateformat	ago
post_dateformat_hover	datetime
hide_ip	1
imagetypes	jpg,jpeg,gif,png
checkmimetypes	1
imagemimetypes	image/jpeg,image/jpg,image/gif,image/png
imagequality	50
thumbheight	300
thumbwidth	300
hideuserprofileinfo	put_empty
boxghostmessage	0
userdeletetmessage	1
latestcategory_in	1
topicicons	1
catsautosubscribed	0
showbannedreason	0
showthankyou	1
showpopthankyoustats	0
popthankscount	5
mod_see_deleted	0
bbcode_img_secure	text
listcat_show_moderators	0
show_list_time	720
show_session_type	2
show_session_starttime	3600
userlist_allowed	1
userlist_count_users	1
enable_threaded_layouts	0
category_subscriptions	post
topic_subscriptions	every
pubprofile	0
thankyou_max	10
email_recipient_count	0
email_recipient_privacy	bcc
email_visible_address
captcha_post_limit	0
image_upload	registered
file_upload	registered
topic_layout	flat
time_to_create_page	1
show_imgfiles_manage_profile	1
hold_newusers_posts	2
hold_guest_posts	0
attachment_limit	12
article_display	intro
send_emails	1
fallback_english	1
cache_time	120
ebay_affiliate_id
iptracking	1
rss_feedburner_url
autolink	1
access_component	0
statslink_allowed	1
superadmin_userlist	0
legacy_urls	1
attachment_protection	1
categoryicons	1
avatarresizemethod	1
avatarcrop	0
user_report	1
searchtime	365
ebay_language	0
ebay_api_key
ebay_cert_id
twitter_consumer_key
twitter_consumer_secret
allow_change_subject	1
max_links	6
read_only	0
ratingenabled	0
url_subject_topic	0
log_moderation	0
attach_start	0
attach_end	14
google_map_api_key
attachment_utf8	1
autoembedsoundcloud	0
emailheader
user_status	1
plain_email	0
moderator_permdelete	0
avatartypes	gif, jpeg, jpg, png
smartlinking	0
defaultavatar	nophoto.png
defaultavatarsmall	s_nophoto.png
stopforumspam_key
quickreply	1
avataredit	0
activemenuitem
mainmenu_id
home_id
index_id
moderators_id
topiclist_id
misc_id
profile_id
search_id
avatar_type	1
sef_redirect	1
allow_edit_poll	1
use_system_emails	0
autoembedinstagram	1
disable_re	0
recaptcha_publickey
recaptcha_privatekey
recaptcha_theme	white
keywords	0
userkeywords	0
userlist_name	0
usernamechange	1
version_check	1

| Kunena integration settings:

Warning: Spoiler!

Kunena - Finder Disabled
 Kunena - AltaUserPoints Disabled
 Kunena - Community Builder Disabled
 Kunena - Easyblog Disabled
 Kunena - Easyprofile Disabled
 Kunena - Easysocial Disabled
 Kunena - Gravatar Disabled
 Kunena - JomSocial Disabled
 Kunena - Joomla Enabled:  access=1  login=1  
 Kunena - Kunena Enabled:  avatar=1  profile=1  

| Joomla! detailed language files installed:

Warning: Spoiler!

Joomla! languages installed:
en-GB	English (United Kingdom)

Third-party components: None

Third-party SEF components: None

Plugins: None

Modules: None

looks like you are using an old Kunena version 6 Kunena 6.0.0-RC2-GIT | 2022-04-07 [
try the last one on the download page
pkg_kunena_v6.0.0_2022-06-10 and also the Kunena Language Package
www.kunena.org/download