IDEA：SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder“.

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SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
Logging initialized using 'class org.apache.ibatis.logging.stdout.StdOutImpl' adapter.

reason

Through his prompt, enter the official website to check

The reason for the error is that there is less time to compile slf4j-nop.jar slf4j-simple.jar, slf4j-log4j12.jar,slf4j-jdk14.jar or logback-classic.jar One of them jar package , Just add it （ It can only be one , There will be more conflicts ）.

You may be running a test module , Or not scope

solve

Add this package and write <scope>compile</scope>

When dependent scope by compile When , So the current dependent package , Will be added when compiling ⼊ Come in , And packing （mvn package） Will also be added ⼊ Come in .

<dependency>
　　<groupId>org.slf4j</groupId>
　　<artifactId>slf4j-simple</artifactId>
　　<version>1.7.25</version>
　　<scope>compile</scope>
</dependency>