Error--Error java error release version 5 is not supported

question

Created a new Maven project in Intellij idea , and the runtime error is as follows: Error: java does not support release version 5

solution

1. Reason

It is because the jdk version in several places in the default configuration in ideal is inconsistent with the actual

2. Solutions

Direct Ctrl+shit+alt+s appears the following version

 Modify to the corresponding version, then save the application and close it.

Then this error occurs again:

 This time go to Ctrl+shit+s, go to the interface below and select the corresponding version

 In fact, the maven version is wrong. The function of this section in the pom.xml file is to prevent the above error from being reported:

    <properties>
        <maven.compiler.source>8</maven.compiler.source>
        <maven.compiler.target>8</maven.compiler.target>
    </properties>

reference article