Package doesn't exist error in intelliJ

Question

I\'m trying to use the barbecue barcode printing library. I have successfully added the library to IntelliJ through project structure add library. Then I imported the packa

Answer 1

If you do not want to destroy .idea, you can try :

• open Project Structure > Modules
• unmark the java folder as a source folder
• apply / rebuild
• then mark it again as a source folder
• rebuild