Perch Forms Installation problem

Hi,

I've installed the latest perch and perch forms app but when i click forms in the admin i see a blank page... Any ideas?

Perch: 2.7.6
Production mode: Production (100)
Installed apps: content (2.7.6), assets (2.7.6), categories (2.7.6), perch_blog (4.5.4), perch_forms (1.8.2)
DB driver: PDO
DB tables: perch2_blog_authors, perch2_blog_comments, perch2_blog_index, perch2_blog_posts, perch2_blog_posts_to_tags, perch2_blog_sections, perch2_blog_tags, perch2_categories, perch2_category_counts, perch2_category_sets, perch2_content_index, perch2_content_items, perch2_content_regions, perch2_navigation, perch2_navigation_pages, perch2_page_templates, perch2_pages, perch2_resource_log, perch2_resource_tags, perch2_resources, perch2_resources_to_tags, perch2_settings, perch2_user_privileges, perch2_user_role_privileges, perch2_user_roles, perch2_users
Users: 1
App runtimes:
<?php
    $apps_list = array(
        'content', 
        'categories',
        'perch_forms',
        'perch_blog',
    );
Scheduled tasks for perch_blog: delete_spam_comments (1440 mins)
Editor plug-ins: markitup, ckeditor
H1: cf37306602a27c110501fec468a47e58
L1: ef3f9743ef9a7dca4fb4c7740d830f72
headerColour: #ffffff
content_singlePageEdit: 1
helpURL:
siteURL: /
hideBranding: 1
content_collapseList: 1
lang: en-gb
update_2.7.4: done
latest_version: 2.5.3
on_sale_version: 2.7.6
headerScheme: light
dashboard: 1
hide_pwd_reset: 0
content_hideNonEditableRegions: 0
content_frontend_edit: 0
perch_blog_post_url: /blog/post.php?s={postSlug}
perch_blog_slug_format: %Y-%m-%d-{postTitle}
perch_blog_akismet_key:
perch_blog_max_spam_days: 0
perch_blog_comment_notify: 0
logoPath: /emmanuel/admin/resources/logo.gif
perch_blog_update: 5.0
update_2.7.6: done
PERCH_DEVELOPMENT: 10
PERCH_STAGING: 50
PERCH_PRODUCTION: 100
PERCH_DB_USERNAME: cl50-emmanuel
PERCH_DB_SERVER: localhost
PERCH_DB_DATABASE: cl50-emmanuel
PERCH_DB_PREFIX: perch2_
PERCH_TZ: UTC
PERCH_EMAIL_FROM: langleyp@hotmail.com
PERCH_EMAIL_FROM_NAME: Paul Langley
PERCH_LOGINPATH: /emmanuel/admin
PERCH_PATH: /home/sites/dev.openwaterdesign.com/public_html/emmanuel/admin
PERCH_CORE: /home/sites/dev.openwaterdesign.com/public_html/emmanuel/admin/core
PERCH_RESFILEPATH: /home/sites/dev.openwaterdesign.com/public_html/emmanuel/admin/resources
PERCH_RESPATH: /emmanuel/admin/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_DEBUG:
PERCH_PREVIEW_ARG: preview
PERCH_TEMPLATE_PATH: /home/sites/dev.openwaterdesign.com/public_html/emmanuel/admin/templates
PERCH_DEFAULT_DOC: index.php
PERCH_DEFAULT_EXT: .php
PERCH_PRODUCTION_MODE: 100
PERCH_RWD:
PERCH_HTML_ENTITIES:
PERCH_SSL:
PERCH_AUTH_PLUGIN:
PERCH_DB_CHARSET: utf8
PERCH_DB_PORT:
PERCH_DB_SOCKET:
HOSTING SETTINGS

PHP: 5.5.9
Zend: 2.5.0
OS: Linux
SAPI: cgi-fcgi
Safe mode: not detected
MySQL client: mysqlnd 5.0.11-dev - 20120503 - $Id: bf9ad53b11c9a57efdb1057292d73b928b8c5c77 $
MySQL server: 5.5.33
Extensions: Core, date, ereg, libxml, openssl, pcre, zlib, bz2, calendar, ctype, hash, filter, ftp, gettext, gmp, SPL, iconv, pcntl, readline, Reflection, session, standard, shmop, SimpleXML, sockets, mbstring, tokenizer, xml, cgi-fcgi, bcmath, curl, dom, enchant, fileinfo, gd, imap, intl, json, ldap, exif, mcrypt, mssql, mysqlnd, mysql, mysqli, odbc, PDO, pdo_dblib, pdo_mysql, PDO_ODBC, pdo_pgsql, pdo_sqlite, pgsql, Phar, posix, pspell, recode, soap, sqlite3, sysvmsg, sysvsem, sysvshm, tidy, wddx, xmlreader, xmlrpc, xmlwriter, xsl, zip, mhash, ionCube Loader
GD: Yes (image sharpening disabled, #66714)
ImageMagick: No
PHP max upload size: 64M
PHP max form post size: 64M
PHP memory limit: 128M
Total max uploadable file size: 64M
Resource folder writeable: Yes
Session timeout: 24 minutes
Native JSON: Yes
Filter functions: Yes
Transliteration functions: Yes
PATH: /usr/local/bin:/usr/bin:/bin
UNIQUE_ID: VLPSP38AAAEAADe0kVgAAAAc
SCRIPT_URL: /emmanuel/admin/core/settings/diagnostics/
SCRIPT_URI: https://dev.openwaterdesign.com/emmanuel/admin/core/settings/diagnostics/
HTTP_HOST: dev.openwaterdesign.com
HTTP_ACCEPT: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
HTTP_USER_AGENT: Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36
HTTP_REFERER: https://dev.openwaterdesign.com/emmanuel/admin/core/settings/diagnostics/
HTTP_ACCEPT_ENCODING: gzip, deflate, sdch
HTTP_ACCEPT_LANGUAGE: en-US,en;q=0.8
HTTP_COOKIE: __atuvc=0%7C47%2C94%7C48%2C16%7C49%2C131%7C50%2C5%7C51; cmsa=1; PHPSESSID=shr69cladm1lbphoc5il5fati4; _ga=GA1.2.1945611295.1415187832
HTTP_CONNECTION: close
SERVER_SIGNATURE: <address>Apache/2.4.9 (Unix) Server at dev.openwaterdesign.com Port 80</address>
SERVER_SOFTWARE: Apache/2.4.9 (Unix)
SERVER_NAME: dev.openwaterdesign.com
SERVER_ADDR: 10.0.187.57
SERVER_PORT: 80
REMOTE_ADDR: 194.102.14.125
DOCUMENT_ROOT: /home/sites/dev.openwaterdesign.com/public_html/
REQUEST_SCHEME: http
CONTEXT_DOCUMENT_ROOT: /home/sites/dev.openwaterdesign.com/public_html/
SERVER_ADMIN: webmaster@dev.openwaterdesign.com
SCRIPT_FILENAME: /home/sites/dev.openwaterdesign.com/public_html/emmanuel/admin/core/settings/diagnostics/index.php
REMOTE_PORT: 42694
GATEWAY_INTERFACE: CGI/1.1
SERVER_PROTOCOL: HTTP/1.1
REQUEST_METHOD: GET
QUERY_STRING: extended
REQUEST_URI: /emmanuel/admin/core/settings/diagnostics/?extended
SCRIPT_NAME: /emmanuel/admin/core/settings/diagnostics/index.php
PHP_SELF: /emmanuel/admin/core/settings/diagnostics/index.php
REQUEST_TIME_FLOAT: 1421070911.066
REQUEST_TIME: 1421070911