EDIT

The stacktrace points to problems with hybrid children...

mail ERS:

last remote method : https://api.cybertaxonomy.org:443/euromed/remoting/common.service
last remote request client time : 2022-10-25T11:16:41.291
last remote request response header time : Tue, 25 Oct 2022 09:16:41 GMT
client error time : 2022-10-25T11:16:41.376
login : e.raabstraube
editor version : 5.33.0
server : api.cybertaxonomy.org (cybertaxonomy.org) / euromed
schema version : 5.33.0.0.20220807
os : Windows 10 10.0 amd64
java : 1.8.0_201
org.eclipse.e4.core.di.InjectionException: eu.etaxonomy.taxeditor.remoting.CdmEagerLoadingException: null, clazz: , field: null, collectionType: null, at code part: 4
                at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:65)
                at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:282)
                at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:247)
                at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:90)
                at org.eclipse.e4.ui.internal.workbench.PartServiceSaveHandler.save(PartServiceSaveHandler.java:57)
                at org.eclipse.ui.internal.WorkbenchWindow$7.save(WorkbenchWindow.java:594)
                at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.savePart(PartServiceImpl.java:1390)
                at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.closePart(StackRenderer.java:1295)
                at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.access$2(StackRenderer.java:1278)
                at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$7.close(StackRenderer.java:1163)
                at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1930)
                at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:338)
                at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
                at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4418)
                at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079)
                at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4236)
                at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3824)
                at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121)
                at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
                at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022)
                at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150)
                at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:693)
                at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
                at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:610)
                at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
                at eu.etaxonomy.taxeditor.Application.start(Application.java:20)
                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(Unknown Source)
                at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
                at java.lang.reflect.Method.invoke(Unknown Source)
                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)
Caused by: eu.etaxonomy.taxeditor.remoting.CdmEagerLoadingException: null, clazz: , field: null, collectionType: null, at code part: 4
                at org.hibernate.collection.internal.AbstractPersistentCollection.remoteInitialize(AbstractPersistentCollection.java:1530)
                at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:666)
                at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:185)
                at org.hibernate.collection.internal.PersistentSet.iterator(PersistentSet.java:188)
                at eu.etaxonomy.taxeditor.editor.e4.TaxonEditorInputE4.merge(TaxonEditorInputE4.java:388)
                at eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4.save(TaxonNameEditorE4.java:411)
                at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
                at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
                at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
                at java.lang.reflect.Method.invoke(Unknown Source)
                at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
                ... 37 more