Error:java: javacTask: source release 8 requires target release 1.8?

Using IntelliJ IDE can't compile any projects. Screenshots of settings below: Used JDK: Project SDK and Language...

Error:java: invalid source release: 8 in Intellij. What does it mean??

Im trying to compile some code in I'm using Intellij Ultimate 13.1.4, but I get the following error and I have no id...

Error:java: invalid source release: 8 in Intellij. What does it mean??

Im trying to compile some code in I'm using Intellij Ultimate 13.1.4, but I get the following error and I have no id...

IDEA: javac: source release 1.7 requires target release 1.7?

When running a JUnit test, using IntelliJ IDEA, I get How can I correct this? Using SDK 1.7 Module language lev...

IDEA: javac: source release 1.7 requires target release 1.7?

When running a JUnit test, using IntelliJ IDEA, I get How can I correct this? Using SDK 1.7 Module language lev...

Error:java: javacTask: source release 8 requires target release 1.8?

Using IntelliJ IDE can't compile any projects. Screenshots of settings below: Used JDK: Project SDK and Language...

Error:java: javacTask: source release 8 requires target release 1.8?

Using IntelliJ IDE can't compile any projects. Screenshots of settings below: Used JDK: Project SDK and Language...

intellij idea - Error: java: invalid source release 1.9?

I'm trying to run my JSQL parser class, but I'm getting Error: java: invalid source release 1.9. I tried to follow...

“Cannot start compilation: the output path is not specified for module…”?

I have a very simple Java + Gradle project. It builds fine. It runs fine from the shell with "gradle run". However, ...

Lombok @Builder not recognised by IntelliJ?

I updated IntelliJ IDEA to version 2018.2.7, and Lombok's @Builder annotation is not recognised anymore. The project...

Attaching additional javadoc in Intellij IDEA?

When I use quick documentaion lookup (Ctrl+Q) on j2ee classes or annotations in IDEA I only get an empty javadoc. It...

In IntelliJ, How Do I Fix “These Files Do Not Belong to the Project”??

I recently put several old, yucky git directory structures into one new, clean structure in SVN, then pulled the ent...

Using Build Flavors - Structuring source folders and build.gradle correctly?

Please note: Answer edited after Xavier's Answer I am trying to use different Build Flavors for one same Applicatio...

cannot access org.springframework.context.ConfigurableApplicationContext class file?

I am new to spring boot, while trying to build my first spring boot project (Maven) in intellij using spring initial...