MC: 1.12.2
BC: 7.99.24.8

[Operation sequence]

1. Build a building
2. Use Architect Table to save Blueprint
3. Upload Blueprint using Electronic Library
   Phenomenon occurrence
   [Problem phenomenon]
   Electronic Library has no highlighted arrow animation
   [Expectation phenomenon]
   Electronic Library has highlighted arrow animation when uploading

Allow me to ask a question(Q&A)
Q:I didn't see the Construction Mark in the creator mode. Is it deleted?

【操作顺序】
1.建造建筑物
2.使用Architect Table保存蓝图
3.使用电子图书馆上传蓝图
现象的发生
【问题现象】
电子图书馆没有突出显示的箭头动画
[预期现象]
电子图书馆在上传时突出显示箭头动画

请允许我提问（问答）
Q： 我没有在创建者模式下看到建筑标记。是否已删除？