Cannot Start XAMPP On Ubuntu 11.10
Answer : This is a peculiar error you will get if you run XAMPP in LINUX. Assumption : XAMPP is unzipped @ /opt/ folder. If you get the error "XAMPP: Another web server daemon with SSL is already running" when you run ./lampp start . Simply follow the steps below to get rid of this error: Open the file /opt/lampp/etc/httpd.conf . Search the Listen 80 and change it to some other port (e.g. Listen 2145 ) (Line No. 40). Open the file /opt/lampp/etc/extra/httpd-ssl.conf . Search the Listen 443 and change it to some other port (e.g. Listen 16443 ) (Line No. 39). Open the file /opt/lampp/lampp Search for the port testport 80 and replace it to testport 2145 . Also change the testport 443 to testport 16443 . (Happens to be the Line No. 197, 214) Now go and run /opt/lampp/lampp start . It should work now. Note: Line numbers may be different. I have similar problem and found the issue caused another service already running on port 443 (SSL). Check running l...