Form Autoresponder

I'm not getting any emails sending from Autoreponse.

The 'Send response via email' works fine.

I have added email configurations to the config file and Settings > Test email settings sends email fine.

Any suggestions?

Diagnostics report
PERCH INFORMATION

Perch: 2.8.32
Production mode: Production (100)
Installed apps: content (2.8.32), assets (2.8.32), categories (2.8.32), perch_blog (5.0), perch_forms (1.8.3), perch_backup (1.2)
DB driver: PDO
DB tables: perch2_blog_authors (3), perch2_blog_comments (0), perch2_blog_index (150), perch2_blog_posts (7), perch2_blog_posts_to_tags (0), perch2_blog_sections (1), perch2_blog_tags (0), perch2_blogs (1), perch2_categories (0), perch2_category_counts (0), perch2_category_sets (1), perch2_content_index (1537), perch2_content_items (297), perch2_content_regions (62), perch2_forms (8), perch2_forms_responses (11), perch2_navigation (0), perch2_navigation_pages (0), perch2_page_templates (1), perch2_pages (32), perch2_resource_log (393), perch2_resource_tags (21), perch2_resources (118), perch2_resources_to_tags (42), perch2_settings (24), perch2_user_passwords (1), perch2_user_privileges (38), perch2_user_role_privileges (24), perch2_user_roles (2), perch2_users (3)
Users: 3
App runtimes:
<?php
    $apps_list = array(
        'content', 
        'categories',
        'perch_blog',
        'perch_forms',      
    );
Scheduled tasks for perch_blog: delete_spam_comments (1440 mins)
Editor plug-ins: markitup, redactor
H1: 3e969cdcfd4824797015c02358a30cb2
L1: 42ba29b45a98257d73d3e3136f5e8ae7
F1: 2edba60ed1f613d6dd804feb202456a2
headerColour: #ffffff
content_singlePageEdit: 1
helpURL:
siteURL: /
hideBranding: 1
content_collapseList: 1
lang: en-gb
update_2.8.32: done
latest_version: 2.8.15
on_sale_version: 2.8.32
perch_blog_update: 5.0.1
perch_blog_post_url: /news/post.php?s={postSlug}
headerScheme: light
perch_backup_mysqldump_path:
perch_blog_site_name:
perch_blog_slug_format: %Y-%m-%d-{postTitle}
perch_blog_akismet_key:
perch_blog_max_spam_days: 0
dashboard: 0
hide_pwd_reset: 0
content_hideNonEditableRegions: 0
content_frontend_edit: 0
perch_blog_comment_notify: 0
logoPath: /cms/resources/perchlogonewbranding.png
PERCH_DEVELOPMENT: 10
PERCH_STAGING: 50
PERCH_PRODUCTION: 100
PERCH_DB_USERNAME: gasco
PERCH_DB_SERVER: localhost
PERCH_DB_DATABASE: admin_gasco
PERCH_DB_PREFIX: perch2_
PERCH_TZ: UTC
PERCH_EMAIL_METHOD: imap
PERCH_EMAIL_HOST: mail.cantkeepstill.com
PERCH_EMAIL_AUTH: 1
PERCH_EMAIL_SECURE: ssl
PERCH_EMAIL_PORT: 143
PERCH_EMAIL_USERNAME: me@cantkeepstill.com
PERCH_EMAIL_FROM: me@cantkeepstill.com
PERCH_EMAIL_FROM_NAME: James Curran
PERCH_LOGINPATH: /cms
PERCH_PATH: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com/cms
PERCH_CORE: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com/cms/core
PERCH_RESFILEPATH: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com/cms/resources
PERCH_RESPATH: /cms/resources
PERCH_HTML5: 1
PERCH_RUNWAY:
PERCH_ERROR_MODE: DIE
PERCH_DATE_LONG: %d %B %Y
PERCH_DATE_SHORT: %d %b %Y
PERCH_TIME_SHORT: %H:%M
PERCH_TIME_LONG: %H:%M:%S
PERCH_RUNWAY_ROUTED:
PERCH_STRONG_PASSWORDS:
PERCH_DEBUG:
PERCH_PREVIEW_ARG: preview
PERCH_TEMPLATE_PATH: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com/cms/templates
PERCH_DEFAULT_DOC: index.php
PERCH_DEFAULT_EXT: .php
PERCH_PRODUCTION_MODE: 100
PERCH_RWD:
PERCH_HTML_ENTITIES:
PERCH_SSL:
PERCH_STRIPSLASHES:
PERCH_PROGRESSIVE_FLUSH: 1
PERCH_PARANOID:
PERCH_FORCE_SECURE_COOKIES:
PERCH_PASSWORD_MIN_LENGTH: 6
PERCH_MAX_FAILED_LOGINS: 10
PERCH_AUTH_LOCKOUT_DURATION: 1 HOUR
PERCH_VERIFY_UPLOADS:
PERCH_AUTH_PLUGIN:
PERCH_DB_CHARSET: utf8
PERCH_DB_PORT:
PERCH_DB_SOCKET:
PERCH_SESSION_TIMEOUT_MINS: 20
HOSTING SETTINGS

PHP: 5.3.3
Zend: 2.3.0
OS: Linux
SAPI: apache2handler
Safe mode: not detected
MySQL client: 5.0.95
MySQL server: 5.0.95-log
Free disk space: 326.72 GB
Extensions: Core, date, ereg, libxml, openssl, pcre, zlib, bz2, calendar, ctype, hash, filter, ftp, gettext, gmp, session, iconv, Reflection, standard, shmop, SPL, SimpleXML, sockets, exif, tokenizer, xml, apache2handler, curl, dom, fileinfo, gd, imap, json, mbstring, mcrypt, mysql, mysqli, PDO, pdo_mysql, pdo_sqlite, Phar, SQLite, wddx, xmlreader, xmlwriter, xsl, zip, ionCube Loader
GD: Yes
ImageMagick: No
PHP max upload size: 128M
PHP max form post size: 50M
PHP memory limit: 512M
Total max uploadable file size: 50M
Resource folder writeable: Yes
Session timeout: 24 minutes
Native JSON: Yes
Filter functions: Yes
Transliteration functions: No
UNIQUE_ID: PfIgbNWlRikAAARoIxUAAAAI
PP_CUSTOM_PHP_INI: /var/www/vhosts/system/new.gasco-uk.com/etc/php.ini
PP_CUSTOM_PHP_CGI_INDEX: module
HTTP_HOST: new.gasco-uk.com
HTTP_CONNECTION: keep-alive
HTTP_UPGRADE_INSECURE_REQUESTS: 1
HTTP_USER_AGENT: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36
HTTP_ACCEPT: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
HTTP_REFERER: https://new.gasco-uk.com/cms/core/settings/diagnostics/
HTTP_ACCEPT_ENCODING: gzip, deflate, sdch
HTTP_ACCEPT_LANGUAGE: en-US,en;q=0.8
HTTP_COOKIE: ROUTEID=.sp-app-7; MYCLOUDID=.sp-app-7; _ga=GA1.2.758132317.1470335355; cmsa=1; PHPSESSID=jjn4ibnajhak3ls2tmocaaks25
PATH: /sbin:/usr/sbin:/bin:/usr/bin
SERVER_SIGNATURE: <address>Apache Server at new.gasco-uk.com Port 80</address>
SERVER_SOFTWARE: Apache
SERVER_NAME: new.gasco-uk.com
SERVER_ADDR: 213.165.70.41
SERVER_PORT: 80
REMOTE_ADDR: 82.69.41.174
DOCUMENT_ROOT: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com
SERVER_ADMIN: webdev@designjazz.com
SCRIPT_FILENAME: /var/www/vhosts/gasco-uk.com/new.gasco-uk.com/cms/core/settings/diagnostics/index.php
REMOTE_PORT: 60414
GATEWAY_INTERFACE: CGI/1.1
SERVER_PROTOCOL: HTTP/1.1
REQUEST_METHOD: GET
QUERY_STRING: extended
REQUEST_URI: /cms/core/settings/diagnostics/?extended
SCRIPT_NAME: /cms/core/settings/diagnostics/index.php
PHP_SELF: /cms/core/settings/diagnostics/index.php
REQUEST_TIME: 1479247905