If you use these install instructions, please cite: Graham G.M. Alvare, Natalie K. Björklund, John Schellenberg, Richard Sparling, Brian Fristensky; Koala: Overlaying Local Gene Expression Data on BioCyc Pathway Diagrams
Enable Apache
Go to system preferences
Click sharing
Click check web sharing
Click OK, if you get a message that looks like the below message box
