problem description

add the dependency packet red line (nuKnwon) in the dependency, Maven projects Dependencies to the pom.xml file

the platform version of the problem and what methods you have tried

intellij idea 2018.2.6
Maven 3.6.0
remove the newly added jar dependencies added to the pom.xml file, and add the jar dependencies next time after there are no dependencies in Dependencies.

related codes

/ / Please paste the code text below (do not replace the code with pictures)
< dependency >

        <groupId>org.springframework.cloud</groupId>
        <artifactId>spring-cloud-starter-eureka</artifactId>

< / dependency >

what result do you expect? What is the error message actually seen?

the expected result is a normal dependency in Dependencies.