Fix Sphinx compilation errors

4 files changed, 11 insertions, 10 deletions

diff --git a/user_guide_src/source/installation/upgrade_220.rst b/user_guide_src/source/installation/upgrade_220.rst
index beb7bd7d7..b2e943223 100644
--- a/user_guide_src/source/installation/upgrade_220.rst
+++ b/user_guide_src/source/installation/upgrade_220.rst
@@ -2,7 +2,7 @@
 Upgrading from 2.1.4 to 2.2.0
 #############################
 
-.. note:: The :doc:`Encrypt Class <libraries/encrypt>` now requires the
+.. note:: The :doc:`Encrypt Class </libraries/encrypt>` now requires the
 	Mcrypt extension. If you were previously using the Encrypt Class
 	without Mcrypt, then this is a breaking change.  You must install
 	the Mcrypt extension in order to upgrade. For information on
diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst
index 24353b35f..3e6db390e 100644
--- a/user_guide_src/source/installation/upgrade_300.rst
+++ b/user_guide_src/source/installation/upgrade_300.rst
@@ -87,7 +87,7 @@ or extensions to work, you need to move them to **application/core/**::
 Step 6: Update your Session library usage
 *****************************************
 
-The :doc:`Session Library </libraries/session>` has been completely
+The :doc:`Session Library </libraries/sessions>` has been completely
 re-written in CodeIgniter 3 and now comes with a bunch of new features,
 but that also means that there are changes that you should make ...
 
@@ -104,7 +104,7 @@ possibility to use it as "userdata", like you've done until now).
 
 A few configuration options have been removed and a few have been added.
 You should really read the whole :doc:`Session library manual
-</libraries/session>` for the details, but here's a short list of changes
+</libraries/sessions>` for the details, but here's a short list of changes
 that you should make:
 
   - Set your ``$config['sess_driver']`` value
@@ -128,8 +128,8 @@ that you should make:
       - ``last_activity`` field is renamed to ``timestamp``
 
     This is accompanied by a slight change in the table indexes too, so
-    please read the manual about the :doc:`Session Database Driver
-    </libraries/session#database-driver>` for more information.
+    please read the manual about the `Session Database Driver
+    <../libraries/sessions.html#database-driver>`_ for more information.
 
     .. important:: Only MySQL and PostgreSQL are officially supported
     	now. Other databases may still work, but due to lack of advisory
@@ -164,7 +164,7 @@ that you should make:
     Previously, you could access the 'session_id', 'ip_address',
     'user_agent' and 'last_activity' metadata items as userdata.
     This is no longer possible, and you should read the notes about
-    :doc:`Session Metadata </libraries/session#accessing-session-metadata>`
+    `Session Metadata <../libraries/sessions.html#accessing-session-metadata>`_
     if your application relies on those values.
 
 Finally, if you have written a Session extension, you must now move it to
diff --git a/user_guide_src/source/installation/upgrading.rst b/user_guide_src/source/installation/upgrading.rst
index 366aa13f7..5b98ea46d 100644
--- a/user_guide_src/source/installation/upgrading.rst
+++ b/user_guide_src/source/installation/upgrading.rst
@@ -8,7 +8,8 @@ upgrading from.
 .. toctree::
 	:titlesonly:
 
-	Upgrading from 2.1.4 to 3.0.0 <upgrade_300>
+	Upgrading from 2.2.0 to 3.0.0 <upgrade_300>
+	Upgrading from 2.1.4 to 2.2.0 <upgrade_220>
 	Upgrading from 2.1.3 to 2.1.4 <upgrade_214>
 	Upgrading from 2.1.2 to 2.1.3 <upgrade_213>
 	Upgrading from 2.1.1 to 2.1.2 <upgrade_212>
diff --git a/user_guide_src/source/libraries/sessions.rst b/user_guide_src/source/libraries/sessions.rst
index 18433d1ac..af8c1a8d2 100644
--- a/user_guide_src/source/libraries/sessions.rst
+++ b/user_guide_src/source/libraries/sessions.rst
@@ -47,7 +47,7 @@ Once loaded, the Sessions library object will be available using::
 
 	$this->session
 
-.. important:: Because the :doc:`Loader Class <../loader>` is instantiated
+.. important:: Because the :doc:`Loader Class </libraries/loader>` is instantiated
 	by CodeIgniter's base controller, make sure to call
 	``parent::__construct()`` before trying to load a library from
 	inside a controller constructor.
@@ -400,7 +400,7 @@ You'll find the following Session related preferences in your
 Preference               Default         Options                                  Description
 ======================== =============== ======================================== ============================================================================================
 **sess_driver**          files           files/database/redis/memcached/*custom*  The session storage driver to use.
-**sess_cookie_name**     ci_session      [A-Za-z_-] characters only               The name used for the session cookie.
+**sess_cookie_name**     ci_session      [A-Za-z\_-] characters only              The name used for the session cookie.
 **sess_expiration**      7200 (2 hours)  Time in seconds (integer)                The number of seconds you would like the session to last.
                                                                                   If you would like a non-expiring session (until browser is closed) set the value to zero: 0
 **sess_save_path**       NULL            None                                     Specifies the storage location, depends on the driver being used.
@@ -878,7 +878,7 @@ Class Reference
 	.. method:: keep_flashdata($key)
 
 		:param	mixed	$key: Flashdata key to keep, or an array of multiple keys
-		:returns	TRUE on success, FALSE on failure
+		:returns:	TRUE on success, FALSE on failure
 		:rtype:	bool
 
 		Retains the specified session data key(s) as "flashdata"