运行maven 的build-helper:add-source插件报错

Question

运行build-helper:add-source 报这个错误
[ERROR] Failed to execute goal org.codehaus.mojo:build-helper-maven-plugin:1.7:add-source (default-cli) on project crazy-common-facade-sys: The parameters 'sources' for goal org.codehaus.mojo:build-helper-maven-plugin:1.7:add-source are missing or invalid -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginParameterException

Answer 1

http://blog.csdn.net/qq_15096707/article/details/51461292