【学以致用解析PDF】ios18.0.1版本看红字显示异常（红点）

@崔芳(技术支持-崔芳) 这个报错原因是创建不了pdf文件 具体原因还在查

看这个日志确实没有18点10分进入的记录

@杨少煜 老师说 不可能，我18:10分进的课堂开始推流，我还批改了计算，18:30取消了课前测的发出，18:36还提醒未到课的学生进课堂呢

@梁丽颖(技术-梁丽颖) 直播讲开始时间是18点40 老师18点41开始点的进入教室

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https://yach-static.zhiyinlou.com/online/group/1786103731317/kywevyj607/9e01efff-0ffd-4ec7-90c8-18fa3fb4e75a.mp4