diff --git a/README.md b/README.md
index ed669759e..752887620 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,10 @@ username: admin
 password:pointofsale
 9. Enjoy
 
+FAQ
+---
+If an blank page (HTTP status 500) shows after search completion or receipt generation, then double check php5-gd presence in your php installation. On windows check in php.ini whether the lib is installed. On Ubuntu issue `sudo apt-get install php5-gd`. Also have a look at the Dockerfile for a complete list of recommended packages.
+
 13/01/2016: Install using Docker
 -------------------------------
 From now on ospos can be deployed using Docker on Linux, Mac or Windows. This setup dramatically reduces the number of possible issues as all setup is now done in a Dockerfile. Docker runs natively on mac and linux, but will require more overhead on windows. Please refer to the docker documentation for instructions on how to set it up on your platform.