Fix lists, link to docs

Author: linawolf

Documentation/Exceptions/1588095935.rst

@@ -19,6 +19,7 @@ This error occurs when logging into the backend or Install Tool and is
 triggered by a failed check of the :code:`Referer` header.
 
 The reason for this may be:
+
 * the use of an HTTP proxy, e.g. a reverse proxy to an encapsulated system without sufficient header delegation
 * the webserver is not configured correctly to use a valid certificate
 
@@ -27,9 +28,11 @@ Solution
 
 * Check whether the HTTPS proxy is configured correctly.
 * Check whether the values for the variables are correct:
-  * :code:`$GLOBALS['TYPO3_CONF_VARS']['SYS']['reverseProxySSL']`
-  * :code:`$GLOBALS['TYPO3_CONF_VARS']['SYS']['reverseProxyIP']`
-  * :code:`$GLOBALS['TYPO3_CONF_VARS']['SYS']['trustedHostsPattern']`
+
+  * `$GLOBALS['TYPO3_CONF_VARS']['SYS']['reverseProxySSL'] <https://docs.typo3.org/permalink/t3coreapi:confval-globals-typo3-conf-vars-sys-reverseproxyssl>`_
+  * `$GLOBALS['TYPO3_CONF_VARS']['SYS']['reverseProxyIP'] <https://docs.typo3.org/permalink/t3coreapi:confval-globals-typo3-conf-vars-sys-reverseproxyip>`_
+  * `$GLOBALS['TYPO3_CONF_VARS']['SYS']['trustedHostsPattern'] <https://docs.typo3.org/permalink/t3coreapi:confval-globals-typo3-conf-vars-sys-trustedhostspattern>`_
+
 * Check whether the HTTPS connection is secured by a valid certificate.
 
 The security check for the correct referrer was introduced due to potential security risks,