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Java Java Arrays Iteration Looping Like These Programmers

Posted by Jeremy Lee
Jeremy Lee
Courses Plus Student 2,496 Points

Received the following error, need assistance in figuring out why?

java.util.IllegalFormatConversionException: d != java.lang.String

at java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:4302)
at java.util.Formatter$FormatSpecifier.printInteger(Formatter.java:2793)
at java.util.Formatter$FormatSpecifier.print(Formatter.java:2747)
at java.util.Formatter.format(Formatter.java:2520)
at java.io.PrintStream.format(PrintStream.java:970)
at java.io.PrintStream.printf(PrintStream.java:871)
at Programmers.printMenu(Programmers.java:22)
at JavaTester.run(JavaTester.java:74)
at JavaTester.main(JavaTester.java:40)

1 Answer

Allan Clark
Allan Clark
10,810 Points
Allan Clark
Allan Clark
10,810 Points

Since I cant see the code. I can only guess from the trace. I would guess that the actual type of the variable 'd' is not a string. The method you are using seems to be looking for a String type. Try using a toString method on that variable.