Migrating from older to the newest version of IntelliJ Idea can cause a warning message for Lombok module.
The result of the problem is the red underling of all lines using Lombok functionality. The warning occurs after IntelliJ start-up on the button right side and looks like this:
Lombok plugin incompatible with 2018.1 Intellij Idea
A solution to this problem is very easy. Just:
1. Open settings and select plugin options
2. Search or select Lombok plugin, right-click and reload the list of plugins
3. Then there will be
Update button instead of
Uninstallbutton. Press the
4. After re-installation of the plugin restart IntelliJ Idea for updating its internal dependencies. That is it.