Update docs

docs/configure.rst

@@ -74,6 +74,8 @@ Troubleshooting
 - If you're using a proxy and/or self-signed certificate `this comment <https://github.com/invoiceninja/dockerfiles/issues/39#issuecomment-282489039>`_ may help.
 - If you're using a custom design try using a standard one, if the PDF is outside the printable area it can fail.
 - If you're using a non-English language try changing to English.
+- It may help to use the `pre-compiled binary from phantomjs.org <https://www.invoiceninja.com/forums/topic/local-phantomjs-pdfs-not-attaching-phantomjs-cloud-works/#post-17256>`_.
+- If all else fails you can `try changing the code <https://www.invoiceninja.com/forums/topic/attach-pdfs-to-emails-using-https-domain/>`_ to prevent SSL checks.
 
 Custom Fonts
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docs/install.rst

@@ -99,6 +99,7 @@ Troubleshooting
 - If you’re using a subdomain. ie, invoice.mycompany.com You will need to add ``RewriteBase /`` to public/.htaccess otherwise it may fail with ``Request exceeded the limit of 10 internal redirects due to probable configuration error.`` messages in the logs.
 - Composer install error: ``Fatal error: Allowed memory size of...`` Try the following: ``php -d memory_limit=-1 /usr/local/bin/composer install``
 - PHP Fatal error: ``Call to undefined method Illuminate\Support\Facades\Session::get()`` try deleting bootstrap/cache/services.php. If the file doesn't exist the steps `here <https://stackoverflow.com/a/37266353/497368>`_ may help.
+- To support invoices with many line items you may need to increase the value of max_input_vars in the php.ini file.
 - Some webservers run filtering software which can cause errors, you can test adding this code to your .htaccess file to test if it's related.
 
 .. code-block:: shell