I have a Gradle file which, whenever I load open it in IntelliJ IDEA 14.1.5, shows IDE errors for the entire file. Namely all the errors seem to be either:
I've tried clearing the file's contents and only writing the top line:
For anyone looking for a similar fix, this boiled down to the type of the module. My module was defined in my .iml file as
I created a new Gradle module and pasted in the same contents, deleted the original, renamed the new module to have the same name as the old one, and everything worked fine. When I diffed the results the only change was that the .iml file now said:
So there's the answer, seemingly. Change your module from "web" to "java".