public String readFrame(String frameName) { KRLFrame frame = new KRLFrame(frameName); try { this.connection.readVariable(frame); } catch (Exception e) { System.out.println("Error reading frame from Robot"); } return "Frame: " + frameName + ", X: " + frame.getX() + ", Y: " + frame.getY() + ", Z: " + frame.getZ() + ", A: " + frame.getA() + ", B :" + frame.getB() + ", C : " + frame.getC(); }