Looks like a regression to me: #3892
Tested with Gradle 4.5.1 and Java 10, on macOS 10.12.6 with IntelliJ IDEA 2017.3.4 Community Edition.
The exact message when opening a gradle project is:
Could not determine Java version using executable /Library/Java/JavaVirtualMachines/jdk-10.jdk/Contents/Home/bin/java.
$ /Library/Java/JavaVirtualMachines/jdk-10.jdk/Contents/Home/bin/java --version
java 10 2018-03-20
Java(TM) SE Runtime Environment 18.3 (build 10+44)
Java HotSpot(TM) 64-Bit Server VM 18.3 (build 10+44, mixed mode)
Looks like a regression to me: #3892
Tested with Gradle 4.5.1 and Java 10, on macOS 10.12.6 with IntelliJ IDEA 2017.3.4 Community Edition.
The exact message when opening a gradle project is:
Could not determine Java version using executable /Library/Java/JavaVirtualMachines/jdk-10.jdk/Contents/Home/bin/java.