關于MyEclipse 10.7 部署報錯，拋空指針異常的解決辦法
來源：程序員人生 發布時間：2014-10-06 08:00:01 閱讀次數：3489次
（1）在MyEclipse Servers視圖在MyEclipse
10.7.0在某些情況下，可能無法打開。 試圖打開視圖將導致NPE將被記錄。
Could not create the view: An unexpected exception was thrown.
java.lang.NullPointerException
at com.genuitec.eclipse.ast.deploy.core.Deployment.(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.ModuleDeployment.(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.WebDeployment.(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.Deployment.create(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.DeploymentManager.loadFromPreferences(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.DeploymentManager.init(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.DeploymentManager.(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.DeploymentManager.getDefault(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.ui.ServerTreeViewer$ServerTreeContentProvider.inputChanged(Unknown Source)
at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:276)
at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1690)
at com.genuitec.eclipse.ast.deploy.core.ui.ServerTreeViewer.(Unknown Source)
at com.genuitec.eclipse.ast.deploy.core.ui.ServerView.createPartControl(Unknown Source)
at org.eclipse.ui.internal.ViewReference.createPartHelper(ViewReference.java:375)
at org.eclipse.ui.internal.ViewReference.createPart(ViewReference.java:229)
at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)
at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:313)
at org.eclipse.ui.internal.ViewPane.setVisible(ViewPane.java:534)
at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:180)
at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:270)
at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:473)
at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1245)
at org.eclipse.ui.internal.PartStack.createControl(PartStack.java:662)
at org.eclipse.ui.internal.PartStack.createControl(PartStack.java:570)
at org.eclipse.ui.internal.PartSashContainer.createControl(PartSashContainer.java:568)
.
如下所示：
（2）如果出現了上述的錯誤按照如下的3個步驟解決：
1、首先關閉MyEclipse工作空間。
2、然后刪除工作空間下的 “/.metadata/.plugins/org.eclipse.core.runtime/.settings/com.genuitec.eclipse.ast.deploy.core.prefs”
這個文件。在這個文件中存儲了一些部署項目的信息。刪了這個部署的項目的信息就沒有錯誤了。
3、重啟啟動MyEclipse即可解決了。 可愛的貓貓又出現了！
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