#vulnerable code 
                                @Test
    public void testFromSettingsSimple() throws MojoExecutionException {
        setupServers();
        AuthConfig config = factory.createAuthConfig(null,settings, "roland", "test.org");
        assertNotNull(config);
        verifyAuthConfig(config, "roland", "secret", "roland@jolokia.org");
    } 
                            #location 6 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                @Test
    public void testFromSettingsSimple() throws MojoExecutionException {
        setupServers();
        AuthConfig config = factory.createAuthConfig(isPush, null, settings, "roland", "test.org");
        assertNotNull(config);
        verifyAuthConfig(config, "roland", "secret", "roland@jolokia.org");
    }