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IDProjectCategoryView StatusLast Update
0000872T99X171.00 SKB EagleSW Issuepublic2020-09-28 12:00
Reporter(ALTech) SY Yoon Assigned To(ALTech) SY Yoon Due Date2020-08-11 10:59
PrioritynormalSeveritys2-severeReproducibilityhave not tried
Status closedResolutionfixed 
Summary0000872: [BTF] Sometimes RCU reconnection UI show without any unpair operation
DescriptionHi Kerwin,
Could you check attached log file ?
RCU paired with STB. And we are pressing RCU to change menu.
After 2~3 min. from last press RCU button, there is reconnection message on the screen.
In the log,
           08-07 10:24:44.639 4111 6886 W AtvRemote.BleRemoteDevice: Failed to successfully disconnect from 14:4E:34:91:0C:1E: 34

So could you check it why RCU disconnect and reconnection is happened ?
It happened about 8/7 10:25.
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Users monitoring this issue

User List (ALTech) Jason Park , (ALTech) Juyoung Park , (ALTech) Wooshin Kang

Activities

(ALTech) SY Yoon

2020-08-07 10:23

developer  

(SW) Kerwin Chen

2020-08-10 20:55

developer   ~0003991

Hi Mr. Yoon,

I see BT RCU is disconnected but I can't check the root cause from the log file.
The BT stack debug messages are not enabled by default.
Is it easy to reproduce ?
Please share it with us, thanks !

(ALTech) SY Yoon

2020-08-13 15:49

developer   ~0004046

Hi Kerwin,
Our QA Engineer enabled BT Log and she is trying to reproduce now.
We will come back when we get some log about it.

(ALTech) Jason Park

2020-08-24 17:15

developer  

btsnoop_hci.zip (21,119,616 bytes)

(ALTech) Jason Park

2020-08-26 12:41

developer   ~0004129

hi kerwin

as talk with me, this issue is fixed internally.
when we build new fw, we will test about this issue.

(SW) Kerwin Chen

2020-08-26 16:59

developer   ~0004137

Hi Mr.Yoon/Mr.Jason Park,

I've made a fix for this issue and do tests for 2 days.
Issue is not happened again.
The root cause is pairing state inconsistent between Android Framework and BT stack when changing from BONDING to BONDED.
We need to have an internal review of the changes and will commit it to BitBucket on 8/28.
Thanks !

(SW) Kerwin Chen

2020-08-30 09:51

developer   ~0004166

fixed in v15.521.5 (2020/08/27)

Issue History

Date Modified Username Field Change
2020-08-07 10:23 (ALTech) SY Yoon New Issue
2020-08-07 10:23 (ALTech) SY Yoon Status new => assigned
2020-08-07 10:23 (ALTech) SY Yoon Assigned To => (SW) Kerwin Chen
2020-08-07 10:23 (ALTech) SY Yoon File Added: BFX-AT100_20200807-102300.zip
2020-08-07 10:23 (ALTech) SY Yoon Issue Monitored: (ALTech) Jason Park
2020-08-07 10:24 (ALTech) SY Yoon Issue Monitored: (ALTech) Juyoung Park
2020-08-07 10:24 (ALTech) SY Yoon Issue Monitored: (ALTech) Wooshin Kang
2020-08-10 20:55 (SW) Kerwin Chen Note Added: 0003991
2020-08-13 15:49 (ALTech) SY Yoon Note Added: 0004046
2020-08-24 17:15 (ALTech) Jason Park File Added: btsnoop_hci.zip
2020-08-26 12:41 (ALTech) Jason Park Note Added: 0004129
2020-08-26 16:59 (SW) Kerwin Chen Note Added: 0004137
2020-08-30 09:51 (SW) Kerwin Chen Assigned To (SW) Kerwin Chen => (ALTech) SY Yoon
2020-08-30 09:51 (SW) Kerwin Chen Status assigned => resolved
2020-08-30 09:51 (SW) Kerwin Chen Resolution open => fixed
2020-08-30 09:51 (SW) Kerwin Chen Note Added: 0004166
2020-09-28 12:00 (ALTech) Jason Park Status resolved => closed