FAQ .htaccess - RealUrl

Question: It seems a blank page in the frontend, when you click on a navigation link.
Answer: Your Server adapts no rights to write the HTACCESS-File into the main folder of Typo3.

Question: HTACCESS-File was not written....
Answer: You should embedding the HTACCESS-File (_.htaccess) so that properly functioning the RealUrl-Link-Cloning. Remove the underline in the filename!