Writing to a static variable in an instance method, why is this a bad practice?

Question

I am a little confused here with this findbugs warning in eclipse.

public class MyClass {
    public static String myString;
}


public class AnotherClass {         


        

Answer 1

This is what FindBugs has to say about this: http://findbugs.sourceforge.net/bugDescriptions.html#ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD