未找到 DataSource.groovy。圣杯 2.4.4答案

【问题标题】：DataSource.groovy not found. grails 2.4.4未找到 DataSource.groovy。圣杯 2.4.4
【发布时间】：2015-06-15 19:32:19
【问题描述】：

我在运行应用程序时收到此错误。我正在使用 postgres 9.4 数据库。我确保 DataSource.groovy 存在。我在 MAC OS X 10.10

grails> r-a
| Starting daemon...
| Compiling 450 source files
| Parent process shutdown. Exiting...
| Error Forked Grails VM exited with error
| Starting daemon.....
| Warning No config found for the application.
| Warning DataSource.groovy not found, assuming dataSource bean is configured by Spring
| Running Grails application
objc[2087]: Class JavaLaunchHelper is implemented in both /Library/Java/JavaVirtualMachines/jdk1.7.0_75.jdk/Contents/Home/bin/java and /Library/Java/JavaVirtualMachines/jdk1.7.0_75.jdk/Contents/Home/jre/lib/libinstrument.dylib. One of the two will be used. Which one is undefined.
| Error 2015-04-10 12:24:40,201 [localhost-startStop-1] ERROR context.ContextLoader  - Context initialization failed
Message: Error creating bean with name 'grailsApplication' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is org.codehaus.groovy.grails.exceptions.GrailsConfigurationException: Class not found loading Grails application: BootStrap
    Line | Method
->>  262 | run       in java.util.concurrent.FutureTask
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread
Caused by GrailsConfigurationException: Class not found loading Grails application: BootStrap
->>  262 | run       in java.util.concurrent.FutureTask
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread
Caused by ClassNotFoundException: BootStrap
->>  366 | run       in java.net.URLClassLoader$1
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|    355 | run       in     ''
|    354 | findClass in java.net.URLClassLoader
|    425 | loadClass in java.lang.ClassLoader
|    262 | run . . . in java.util.concurrent.FutureTask
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread
| Error 2015-04-10 12:24:40,261 [localhost-startStop-1] ERROR context.GrailsContextLoaderListener  - Error initializing the application: Error creating bean with name 'grailsApplication' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is org.codehaus.groovy.grails.exceptions.GrailsConfigurationException: Class not found loading Grails application: BootStrap
Message: Error creating bean with name 'grailsApplication' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is org.codehaus.groovy.grails.exceptions.GrailsConfigurationException: Class not found loading Grails application: BootStrap
    Line | Method
->>  262 | run       in java.util.concurrent.FutureTask
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread
Caused by GrailsConfigurationException: Class not found loading Grails application: BootStrap
->>  262 | run       in java.util.concurrent.FutureTask
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread
Caused by ClassNotFoundException: BootStrap
->>  366 | run       in java.net.URLClassLoader$1
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
|    355 | run       in     ''
|    354 | findClass in java.net.URLClassLoader
|    425 | loadClass in java.lang.ClassLoader
|    262 | run . . . in java.util.concurrent.FutureTask
|   1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
|    615 | run . . . in java.util.concurrent.ThreadPoolExecutor$Worker
^    745 | run       in java.lang.Thread

|错误 2015-04-10 12:24:40,277 [localhost-startStop-1] 错误 core.StandardContext - 错误 listenerStart |错误 2015-04-10 12:24:40,288 [localhost-startStop-1] ERROR core.StandardContext - Context [/yazh] 由于以前的错误而启动失败 |服务器运行。浏览至http://localhost:8080/yazh |以交互模式加载的应用程序。键入“stop-app”以关闭。 |输入要运行的脚本名称。使用 TAB 完成： |父进程关闭。退出... |错误分叉 Grails VM 因错误退出

【问题讨论】：

据我所知，没有找到 BootStrap.groovy 类。
@DaddyPumpkin BootStarp.groovy 也可以在 config 文件夹下找到。

标签： java spring hibernate grails grails-orm

【解决方案1】：

这不是一个很好的答案，但我刚刚遇到了这个错误，并且能够通过 grails clean 和 grails compile 摆脱它。

【讨论】：

【解决方案2】：

这通常发生在域、控制器或服务类中出现错误时。运行 --stacktrace 你会找到根本原因

【讨论】：