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我想创建一个Maven的端点项目，并同时创造我在窗口得到下面的语句命令提示符：$ {gcloud：错误在项目的Maven的编制
财产“gcloud版”定义值.plugin.version}：：
是否有我应该进入的特定版本？
当我试图给默认值，创建的项目，但后来当我试图编译它，我得到了在命令提示符下以下错误：
C:\projects\syncDb>mvn clean install
[INFO] Scanning for projects...
[ERROR]
[ERROR] Some problems were encountered while processing the POMs:
[ERROR] Resolving expression: '${gcloud.plugin.version}':
Detected the following recursive expression cycle in 'gcloud.plugin.version': [gcloud.plugin.version]
@[ERROR] Resolving expression: '${gcloud.plugin.version}':
Detected the followingrecursive expression cycle in 'gcloud.plugin.version': [gcloud.plugin.version]
@[ERROR] 'build.plugins.plugin.version' for com.google.appengine:gcloud-maven-plugin must be a valid version but is '${gcloud.plugin.version}'. @ line 150, column 24
@[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR] The project com.focusanything.syncDb:synchDb:1.0-SNAPSHOT(C:\projects\syncDb\pom.xml) has 3 errors
[ERROR] Resolving expression: '${gcloud.plugin.version}': Detected the following recursive expression cycle in 'gcloud.plugin.version': [gcloud.plugin.version] -> [Help 2]
[ERROR] Resolving expression: '${gcloud.plugin.version}': Detected the following recursive expression cycle in 'gcloud.plugin.version': [gcloud.plugin.version] -> [Help 2]
[ERROR] 'build.plugins.plugin.version' for com.google.appengine:gcloud-maven-plugin must be a valid version but is '${gcloud.plugin.version}'. @ line 150, column 24
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the-eswitch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
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预先感谢您
你怎么知道哪个gcloud.plugin。您需要插入的版本值？ – mystertyboy