运行时报错：You must configure either the server or JDBC driver (via the serverTimezone configuration property)，说明是mysql没有把时区改成+8:00，改一下就好，具体方法百度。

运行时报错：

Information:java: Errors occurred while compiling module ‘book_manager‘

Information:javac 1.8.0_171 was used to compile java sources

Information:2020/5/30 11:34 - Compilation completed with 91 errors and 0 warnings in 1 s 929 ms

Error:(1, 1) java: 非法字符: ‘\ufffd‘

Error:(1, 2) java: 非法字符: ‘\ufffd‘

。。。。。。。。。。。。。。。。

先把右下角这里改成UTF-16

然后再改回UTF-8

vue+springboot

原文：https://www.cnblogs.com/chenwei1124/p/12991674.html