I get an error

XxkookNovena — Thu, 24 Jul 2025 03:23:50 GMT

java.lang.IllegalArgumentException: Argument cannot be null
at org.eclipse.swt.SWT.error(SWT.java:4514)
at org.eclipse.swt.SWT.error(SWT.java:4448)
at org.eclipse.swt.SWT.error(SWT.java:4419)
at org.eclipse.swt.widgets.Widget.error(Widget.java:482)
at org.eclipse.swt.widgets.Widget.checkParent(Widget.java:291)
at org.eclipse.swt.widgets.Widget.<init>(Widget.java:158)
at org.eclipse.swt.widgets.Control.<init>(Control.java:110)
at org.eclipse.swt.widgets.Scrollable.<init>(Scrollable.java:82)
at org.eclipse.swt.widgets.Composite.<init>(Composite.java:96)
at org.eclipse.e4.ui.workbench.renderers.swt.ElementReferenceRenderer.createWidget(ElementReferenceRenderer.java:58)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.createElement(PartServiceImpl.java:1257)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1218)
at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:401)
at org.eclipse.ui.internal.WorkbenchPage.busyShowView(WorkbenchPage.java:1278)
at org.eclipse.ui.internal.WorkbenchPage$12.run(WorkbenchPage.java:4316)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
at org.eclipse.ui.internal.WorkbenchPage.showView(WorkbenchPage.java:4312)
at org.eclipse.ui.internal.ide.IDEWorkbenchPlugin$1.run(IDEWorkbenchPlugin.java:367)
at org.eclipse.swt.widgets.Display.runTimer(Display.java:4337)
at org.eclipse.swt.widgets.Display.messageProc(Display.java:3426)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2552)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3822)
at org.eclipse.swt.widgets.Display.release(Display.java:3881)
at org.eclipse.swt.graphics.Device.dispose(Device.java:298)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:154)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610)
at org.eclipse.equinox.launcher.Main.run(Main.java:1519)

Re: I get an error

Julián_AragónM — Thu, 24 Jul 2025 20:39:20 GMT

Hi @XxkookNovena,

When submitting questions, please try to add as much information as possible in order to assist you.

Please share what are the steps required to generate this error. Additional to this, please share what MCU and which SDK version you are using.

Best regards,
Julián

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