handle UnknownHostException gracefully

I/galleries( 359): about to ftp to morelightmorelight.com W/System.err( 359): java.net.UnknownHostException: Host is unresolved: morelightmorelight.com:21 W/System.err( 359): at java.net.Socket.connect(Socket.java:1038) W/System.err( 359): at org.apache.commons.net.SocketClient.connect(SocketClient.java:176) W/System.err( 359): at org.apache.commons.net.SocketClient.connect(SocketClient.java:268) W/System.err( 359): at com.morelightmorelight.upfuckr.galleries.refreshGalleryList(galleries.java:268) W/System.err( 359): at com.morelightmorelight.upfuckr.galleries.getGalleryList(galleries.java:315) W/System.err( 359): at com.morelightmorelight.upfuckr.galleries.setUpList(galleries.java:160) W/System.err( 359): at com.morelightmorelight.upfuckr.galleries$1.run(galleries.java:121) W/System.err( 359): at java.lang.Thread.run(Thread.java:1096) W/dalvikvm( 359): threadid=7: thread exiting with uncaught exception (group=0x4001d800) E/AndroidRuntime( 359): FATAL EXCEPTION: Thread-9 E/AndroidRuntime( 359): java.lang.NullPointerException E/AndroidRuntime( 359): at com.morelightmorelight.upfuckr.galleries.getGalleryList(galleries.java:338) E/AndroidRuntime( 359): at com.morelightmorelight.upfuckr.galleries.setUpList(galleries.java:160) E/AndroidRuntime( 359): at com.morelightmorelight.upfuckr.galleries$1.run(galleries.java:121) E/AndroidRuntime( 359): at java.lang.Thread.run(Thread.java:1096) W/ActivityManager( 60): Force finishing activity com.morelightmorelight.upfuckr/.galleries

occured when refreshing galleries wasn't in the main directory...