Spring Boot + mybatis 插入数据报错 org.mybatis.spring.MyBatisSystemException
问题:
org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.builder.BuilderException: Error invoking SqlProvider method (tk.mybatis.mapper.provider.SpecialProvider.dynamicSQL). Cause: java.lang.InstantiationException: tk.mybatis.mapper.provider.SpecialProvider
at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:77) ~[mybatis-spring-1.3.2.jar:1.3.2]
at Caused by: java.lang.InstantiationException: tk.mybatis.mapper.provider.SpecialProvider
at java.lang.Class.newInstance(Class.java:427) ~[na:1.8.0_221]
at org.apache.ibatis.builder.annotation.ProviderSqlSource.invokeProviderMethod(ProviderSqlSource.java:165) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.annotation.ProviderSqlSource.createSqlSource(ProviderSqlSource.java:116) ~[mybatis-3.4.6.jar:3.4.6]
... 86 common frames omitted
Caused by: java.lang.NoSuchMethodException: tk.mybatis.mapper.provider.SpecialProvider.<init>()
at java.lang.Class.getConstructor0(Class.java:3082) ~[na:1.8.0_221]
at java.lang.Class.newInstance(Class.java:412) ~[na:1.8.0_221]
... 88 common frames omitted
原因:
在application文件中是MapperScan引入的包是
import org.mybatis.spring.annotation.MapperScan;
解决:
将上面的引入改为
import tk.mybatis.spring.annotation.MapperScan;
问题解决!!!
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