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via Stack Overflow by Kavi
, 1 year ago
This exception has no message.
java.lang.NullPointerException at Attendant.strAssignAttCar(Attendant.java:201) at Attendant.toString(Attendant.java:217) at java.lang.String.valueOf(Unknown Source) at java.io.PrintStream.println(Unknown Source) at Attendant.createAtt(Attendant.java:64) at Main.main(Main.java:15)