Alipay Mini Program saves global variables in app.js after getting the login token, but sometimes he can't get it when switching between tab pages. Is there any good solution?

Mini Program of Alipay saves global variables in app.js to get the token, after login, but sometimes he can"t get it when switching between tab pages. Is there any good solution?

Mar.23,2021
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-64f5-34cdd28-20b65.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-34cdd28-20b65.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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