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旧 2008-8-29, 04:15 PM
huhuanqadn huhuanqadn 当前离线
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注册日期: 2008-8-29
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默认 birt 报表设置BIRT_HOME问题

看了别人的代码:
EngineConfig config = new EngineConfig( );
config.setEngineHome .( "C:/Program Files/birt-runtime-2_1_0/ReportEngine" );

这是birt2.1 的情况,这个ReportEngine文件夹下放置的是所需要的lib包吗?
那我现在用的是2.3的birt,集成在eclipse3.4里,这个setEngineHome ()怎么设置。
eclipse里birt所用的东西似乎都是在plugin文件夹里。那我现在怎么设置呢?
我设置到plungin,config.setEngineHome .( "E:\toolSoftware\ec_birt-designer-2_3_0\eclipse\plugins" );
运行时提示错误:

Exception in thread "main" java.lang.NullPointerException
at org.eclipse.birt.report.engine.extension.internal.ExtensionManager.getExtensions(ExtensionManager.java:674)
at org.eclipse.birt.report.engine.extension.internal.ExtensionManager.loadGenerationExtensionDefns(ExtensionManager.java:498)
at org.eclipse.birt.report.engine.extension.internal.ExtensionManager.<init>(ExtensionManager.java:137)
at org.eclipse.birt.report.engine.extension.internal.ExtensionManager.createInstance(ExtensionManager.java:153)
at org.eclipse.birt.report.engine.extension.internal.ExtensionManager.getInstance(ExtensionManager.java:162)
at org.eclipse.birt.report.engine.api.impl.ReportEngineHelper.<init>(ReportEngineHelper.java:77)
at org.eclipse.birt.report.engine.api.impl.ReportEngine.<init>(ReportEngine.java:110)
at com.Test.test(Test.java:39)
at com.Test.main(Test.java:25)

这是什么错误?
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