Hi Luiz, Thanks for reply. You are always very helpful and I appreciate that. >>> ...... >>> >>>> ACL Data RX: Handle 128 flags 0x02 dlen 22 [hci0] 132.295271 >>> ATT: Read Response (0x0b) len 17 >>> Value: 506f6c6172204837203844323236443146 >>> ...... > > Well this is a response to a read, if there is something wrong with > the value then either the attribute handle is not correct or it is the > remote fault. > I don't think remote device has a problem because I had tested this device with prior version of bluez (5.29 and 5.39) and there was no problem. Thanks anyway, Seulki -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html