IDEA prompted when new SpringBoot Project: Artifact contains illegal characters

Scenes

Step by step instructions to quickly build SpringBoot project in IEDA in:

https://blog.csdn.net/BADAO_LIUMANG_QIZHI/article/details/87688277

When using IDEA SpringBoot new Web project, when prompted to enter the Artifact:

Artifact contains illegal characters

Note:

Blog:
https://blog.csdn.net/badao_liumang_qizhi
public concern number of
programs overbearing ape
acquisition-related programming e-books, tutorials and push for free download.

achieve

This is because when you set Artifact mixed case to write the reason, it can be all-lowercase.