Robot preferences help - Chief Delphi

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Robot preferences help

24-01-2016, 16:01

fovea1959

Herder of programmers

AKA: Doug Wegscheid

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Join Date: Jan 2011

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Posts: 332

Re: Robot preferences help

in addition to declaring

Code:

Preferences prefs;

are you initializing the 'prefs' variable before using it?

Code:

prefs = Preferences.getInstance();

Usually a NPE (NullPointerException) is caused by using a variable before initializing it.

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