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Drools 6 ClassCastException in Eclipse

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Aug 26th, 2016
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  1. !ENTRY org.eclipse.ui.workbench 4 2 2016-08-25 23:35:24.144
  2. !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.ui.workbench".
  3. !STACK 0
  4. java.lang.ClassCastException: org.drools.core.base.accumulators.BigDecimalSumAccumulateFunction cannot be cast to org.drools.runtime.rule.AccumulateFunction
  5. at org.drools.compiler.PackageBuilderConfiguration.loadAccumulateFunction(PackageBuilderConfiguration.java:530)
  6. at org.drools.compiler.PackageBuilderConfiguration.buildAccumulateFunctionsMap(PackageBuilderConfiguration.java:479)
  7. at org.drools.compiler.PackageBuilderConfiguration.init(PackageBuilderConfiguration.java:194)
  8. at org.drools.compiler.PackageBuilderConfiguration.<init>(PackageBuilderConfiguration.java:170)
  9. at org.drools.eclipse.DroolsEclipsePlugin.generateParsedResource(DroolsEclipsePlugin.java:612)
  10. at org.drools.eclipse.DroolsEclipsePlugin.parseResource(DroolsEclipsePlugin.java:515)
  11. at org.drools.eclipse.editors.outline.RuleContentOutlinePage.initRules(RuleContentOutlinePage.java:279)
  12. at org.drools.eclipse.editors.outline.RuleContentOutlinePage.update(RuleContentOutlinePage.java:159)
  13. at org.drools.eclipse.editors.outline.RuleContentOutlinePage.createControl(RuleContentOutlinePage.java:133)
  14. at org.eclipse.ui.views.contentoutline.ContentOutline.doCreatePage(ContentOutline.java:137)
  15. at org.eclipse.ui.part.PageBookView.createPage(PageBookView.java:411)
  16. at org.eclipse.ui.part.PageBookView.partActivated(PageBookView.java:763)
  17. at org.eclipse.ui.part.PageBookView$4.partActivated(PageBookView.java:1048)
  18. at org.eclipse.ui.internal.WorkbenchPage$12.run(WorkbenchPage.java:4462)
  19. at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
  20. at org.eclipse.ui.internal.WorkbenchPage.firePartActivated(WorkbenchPage.java:4460)
  21. at org.eclipse.ui.internal.WorkbenchPage.access$16(WorkbenchPage.java:4440)
  22. at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:173)
  23. at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$2.run(PartServiceImpl.java:193)
  24. at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
  25. at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:191)
  26. at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:596)
  27. at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:549)
  28. at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:105)
  29. at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:61)
  30. at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
  31. at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
  32. at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
  33. at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
  34. at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1447)
  35. at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2328)
  36. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4572)
  37. at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
  38. at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
  39. at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
  40. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  41. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  42. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  43. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  44. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  45. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  46. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  47. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  48. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  49. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  50. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  51. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  52. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  53. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  54. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  55. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  56. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  57. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  58. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  59. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  60. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  61. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  62. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  63. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  64. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  65. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  66. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  67. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  68. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  69. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  70. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  71. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  72. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  73. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  74. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  75. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  76. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  77. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  78. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  79. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  80. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  81. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  82. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  83. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  84. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  85. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  86. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  87. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  88. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  89. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  90. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  91. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  92. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  93. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  94. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  95. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  96. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  97. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  98. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  99. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  100. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  101. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  102. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  103. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  104. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  105. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  106. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  107. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  108. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  109. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  110. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  111. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  112. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  113. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  114. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  115. at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
  116. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  117. at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
  118. at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2541)
  119. at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
  120. at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
  121. at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
  122. at org.eclipse.swt.widgets.Display.windowProc(Display.java:4989)
  123. at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
  124. at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3129)
  125. at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3753)
  126. at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1053)
  127. at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
  128. at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:942)
  129. at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
  130. at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
  131. at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
  132. at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
  133. at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
  134. at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
  135. at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
  136. at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
  137. at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
  138. at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
  139. at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
  140. at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  141. at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
  142. at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
  143. at java.lang.reflect.Method.invoke(Unknown Source)
  144. at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
  145. at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
  146. at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
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