changed nextframebuffer.clone() so it hopefully won't crash

src/gameplay/frames/nextFrameBuffer.java

@@ -24,8 +24,21 @@ public class nextFrameBuffer {
 	}
 	
 	public void clone(nextFrameBuffer f) {
-		this.current = f.current;
-		this.next = f.next;
+
+		try{
+			Frame cf = new Frame();
+			cf.clone(f.current);
+			this.current = cf; }
+		catch (NullPointerException n) {
+			this.current = null;
+			this.next = null;
+		}
+		nextFrameBuffer nfb = new nextFrameBuffer();
+		try {
+			nfb.clone(f.next);
+		} catch (NullPointerException n) {}
+		this.next = nfb;
+
 	}
 	
 	public void setNext(nextFrameBuffer f) {