java.lang.NullPointerException: This exception has no message.


Solutions on the web

Solution icon of github
via GitHub by rcoh
, 8 months ago
This exception has no message.

Solution icon of github
This exception has no message.

Solution icon of github
This exception has no message.

Solution icon of googlegroups
via Google Groups by Mic, 1 year ago
This exception has no message.

Solution icon of stackoverflow
via Stack Overflow by Mike
, 1 year ago
This exception has no message.

Solution icon of stackoverflow
This exception has no message.

Solution icon of stackoverflow
This exception has no message.

Solution icon of web
This exception has no message.

Solution icon of web
This exception has no message.

Solution icon of web
This exception has no message.

Stack trace

java.lang.NullPointerException
	at com.example.myproject.Book.getTitle(Book.java:16)
	at com.example.myproject.Author.getBookTitles(Author.java:25)
	at com.example.myproject.Bootstrap.main(Bootstrap.java:14)

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