PuppetPadchat: Cannot read property 'user_name' of undefined

[qhduan]

latest docker image

zixia/wechaty                                   latest              8ff60183ce6f        14 hours ago        1.32GB

# PASTE FULL LOG OUTPUT AT HERE:

16:01:25 ERR Config ###########################
16:01:25 ERR Config unhandledRejection: TypeError: Cannot read property 'user_name' of undefined [object Promise]
16:01:25 ERR Config ###########################
16:01:25 ERR Config ###########################
16:01:25 ERR Config unhandledRejection: TypeError: Cannot read property 'user_name' of undefined [object Promise]
16:01:25 ERR Config ###########################
16:01:25 ERR Config process.on(unhandledRejection) promise.catch(Cannot read property 'user_name' of undefined)
Config TypeError: Cannot read property 'user_name' of undefined
    at PuppetPadchat.<anonymous> (/wechaty/src/puppet-padchat/puppet-padchat.ts:943:30)
    at Generator.next (<anonymous>)
    at /wechaty/dist/src/puppet-padchat/puppet-padchat.js:25:71
    at new Promise (<anonymous>)
    at __awaiter (/wechaty/dist/src/puppet-padchat/puppet-padchat.js:21:12)
    at PuppetPadchat.roomMemberRawPayloadParser (/wechaty/dist/src/puppet-padchat/puppet-padchat.js:697:16)
    at PuppetPadchat.<anonymous> (/wechaty/src/puppet/puppet.ts:913:35)
    at Generator.next (<anonymous>)
    at fulfilled (/wechaty/dist/src/puppet/puppet.js:4:58)
    at process._tickCallback (internal/process/next_tick.js:68:7)
16:01:25 ERR Config process.on(unhandledRejection) promise.catch(Cannot read property 'user_name' of undefined)
Config TypeError: Cannot read property 'user_name' of undefined
    at PuppetPadchat.<anonymous> (/wechaty/src/puppet-padchat/puppet-padchat.ts:943:30)
    at Generator.next (<anonymous>)
    at /wechaty/dist/src/puppet-padchat/puppet-padchat.js:25:71
    at new Promise (<anonymous>)
    at __awaiter (/wechaty/dist/src/puppet-padchat/puppet-padchat.js:21:12)
    at PuppetPadchat.roomMemberRawPayloadParser (/wechaty/dist/src/puppet-padchat/puppet-padchat.js:697:16)
    at PuppetPadchat.<anonymous> (/wechaty/src/puppet/puppet.ts:913:35)
    at Generator.next (<anonymous>)
    at fulfilled (/wechaty/dist/src/puppet/puppet.js:4:58)
    at process._tickCallback (internal/process/next_tick.js:68:7)

[huan]

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[huan]

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