IOS dynamic Library Packaging dynamic Library is used in debug, but not in release?

iOS dynamic libraries package dynamic libraries are used under debug. Tips for using framework packaged under
release: 

Undefined symbols for architecture armv7:
  "_OBJC_CLASS_$_FileA

has checked for this file in compile sources.
has been messing around for a long time. Are there any students in this situation?

Developing-with-dynamic-Library frameworks ios iOS
Jun.23,2022

Build Active Architecture Only, set to NO
clipboard.png

under Release

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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-64f5-42b1030-64e9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-42b1030-64e9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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