TypeError: Cannot read properties of null (reading 'edges')

[MrOrz]

Text that triggers the error:

營位釋出一帳（小團露已包場） 日期：2023/4/22（六） 星期五可夜衝 地點：瑪那休閒露營區 營位：當天團主安排 費用：ㄧ帳1000 海拔：900 入場時間：10:00 https://m.facebook.com/namasia.vana/?mibextid=LQQJ4d

View details in Rollbar: https://rollbar.com/mrorz/rumors-line-bot/items/632/

TypeError: Cannot read properties of null (reading 'edges')
  File "/srv/www/build/webhook/handlers/groupMessage.js", line 120, in processText
      if (ListArticles.edges.length) {
  File "<anonymous>", line unknown, in runMicrotasks
  File "node:internal/process/task_queues", line 96, in processTicksAndRejections
  File "/srv/www/build/webhook/handlers/processGroupEvent.js", line 68, in async processGroupEvent
          result = await (0, _groupMessage.default)({

[MrOrz]

Root cause is that url-resolver failed to recover after Linode's scheduled maintenance.

mem_limit in docker-compose is causing "mem_limit /memory.kmem.limit_in_bytes: operation not supported" error.

Removing mem_limit from url-resolver deployment and restart container solved the issue.