If you are using IntelliJ IDEA 10.5, here is a bugfix update — IntelliJ IDEA 10.5.1.
If you were hesitating and waiting for a first fix update, go get IntelliJ IDEA 10.5.1 now.
If you want to know what’s been fixed — check out the list of resolved issues and download the update.
Develop with pleasure!
The IntelliJ IDEA Team