error too much

[lizongying]

➜ tars-spring-boot-server git:(v1.7.x) ✗ cd ../tars-spring-boot-client
➜ tars-spring-boot-client git:(v1.7.x) ✗ mvn package
[INFO] Scanning for projects...
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[WARNING] 'build.plugins.plugin.version' for org.springframework.boot:spring-boot-maven-plugin is missing. @ line 122, column 21
[ERROR] 'dependencies.dependency.version' for com.tencent.tars:tars-spring-boot-starter:jar must be a valid version but is '${revision}'. @ line 38, column 22
@

[lizongying]

➜ quickstart-server git:(v1.7.x) ✗ cd ../quickstart-client
➜ quickstart-client git:(v1.7.x) ✗ mvn package

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-war-plugin:2.4:war (default-war) on project tars-quickstart-server: Execution default-war of goal org.apache.maven.plugins:maven-war-plugin:2.4:war failed: Unable to load the mojo 'war' in the plugin 'org.apache.maven.plugins:maven-war-plugin:2.4' due to an API incompatibility: org.codehaus.plexus.component.repository.exception.ComponentLookupException: null