See detailed steps: IDEA run error: Maven Compile Error: Source Option 5 is no longer supported. Please use version 6 or later
1. Shortcuts: Ctrl + Shift + Alt + S
pop-up Project Structure Setting
2. Then open the Settings
See detailed steps: IDEA run error: Maven Compile Error: Source Option 5 is no longer supported. Please use version 6 or later
1. Shortcuts: Ctrl + Shift + Alt + S
pop-up Project Structure Setting
2. Then open the Settings