"java.lang.NullPointerException: Cannot invoke method getFile () on null object" during build test #33 Closed g0blin79 opened on May 26, 2019 ...

java.lang.NullPointerException thrown on explicit / implicit waits with testng? #672 Closed cktech1me opened on May 4, 2015 ...

ERROR: NullPointerException encountered while trying to adding String to Deque that is set to null. java.lang.NullPointerException INFO: Successful at adding String to Deque that is set to null ...

Ever come across the null pointer exception in Java? We explain what this error message means, why it happens, and how to avoid the billion-dollar mistake.