Ios weex exception none

our iOS client uses weex, to upload an error log after a js error occurs on the weex page, but the error log uploaded so far has no useful information. I don"t know who has encountered this problem.

error log:

exception: ReferenceError: Can"t find variable: Symbol at line undefined

Exception ios weex
Mar.04,2021

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e44abc-44acb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e44abc-44acb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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