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Using 0129, I got a NPE during a comparison with the stream contents of a class. Difficult to get steps to reproduce, but maybe the following stack trace can help to understand the problem. java.lang.NullPointerException at org.eclipse.compare.internal.MergeSourceViewer.getLineRange(MergeSourceViewer.ja va:238) at org.eclipse.compare.contentmergeviewer.TextMergeViewer$Diff.getMaxDiffHeight(Tex tMergeViewer.java:404) at org.eclipse.compare.contentmergeviewer.TextMergeViewer.revealDiff(TextMergeViewe r.java:2243) at org.eclipse.compare.contentmergeviewer.TextMergeViewer.setCurrentDiff(TextMergeV iewer.java:2178) at org.eclipse.compare.contentmergeviewer.TextMergeViewer.selectFirstDiff(TextMerge Viewer.java:1719) at org.eclipse.compare.contentmergeviewer.TextMergeViewer.access$18(TextMergeViewer .java:1713) at org.eclipse.compare.contentmergeviewer.TextMergeViewer$14.run(TextMergeViewer.ja va:811) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:29) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:93) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:1390) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1208) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:852) at org.eclipse.ui.internal.Workbench.run(Workbench.java:835) at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:89 5) at org.eclipse.core.boot.BootLoader.run(BootLoader.java:321) at java.lang.reflect.Method.invoke(Native Method) at org.eclipse.core.launcher.Main.basicRun(Main.java:151) at org.eclipse.core.launcher.Main.run(Main.java:502) at org.eclipse.core.launcher.Main.main(Main.java:362)
fixed in > 20020205