grails run-app 返回“上下文初始化失败”的奇怪情况

Question

我正在使用带有少量插件的 grails 2.0.0.M1（spring-security-core-1.2.1、spring-cache-1.3.1）。清理和编译应用程序没有问题，只需运行它。

这是执行“grails run-app --stacktrace”的结果：

ERROR [org.springframework.web.context.ContextLoader]: Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'pluginManager' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is java.lang.RuntimeException: Unable to locate constructor with Class parameter for class org.codehaus.groovy.grails.commons.DefaultGrailsServiceClass
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
    at java.util.concurrent.FutureTask.run(FutureTask.java:138)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.RuntimeException: Unable to locate constructor with Class parameter for class org.codehaus.groovy.grails.commons.DefaultGrailsServiceClass
    ... 5 more
Caused by: java.lang.reflect.InvocationTargetException
    ... 5 more
Caused by: java.lang.ExceptionInInitializerError
    ... 5 more
Caused by: org.codehaus.groovy.runtime.typehandling.GroovyCastException: Cannot cast object '{}' with class 'groovy.util.ConfigObject' to class 'java.lang.Integer'
    ... 5 more

Answer 1

已解决：我正在从服务中检索未在 Config.groovy 中声明的属性的值（仍然）（作为静态整数变量，解释了强制转换异常）。

希望这对其他人有所帮助。