Windchill PDMLink のアップグレード後、「編集」ウィザードで「ユーザー」を更新中にエラー「java.lang.ClassCastException: クラス [B をクラス java.lang.String にキャストできません」が発生する (グループを追加または削除すると、ポップアップの終了時にエラーが表示されます)。

• アップグレード後の編集ウィザードでユーザーを更新する際に以下のエラーが発生します (グループを追加または削除すると、ポップアップの終了時にエラーが表示されます)。

Caused by: wt.util.WTException: java.lang.ClassCastException: class [B cannot be cast to class java.lang.String ([B and java.lang.String are in module java.base of loader 'bootstrap')
Nested exception is: java.lang.ClassCastException: class [B cannot be cast to class java.lang.String ([B and java.lang.String are in module java.base of loader 'bootstrap')
	at wt.org.StandardOrganizationServicesManager._updateLDAPAttributesForPrincipal(StandardOrganizationServicesManager.java:12544)
	at wt.org.StandardOrganizationServicesManager._updatePrincipal(StandardOrganizationServicesManager.java:12202)
	at wt.org.StandardOrganizationServicesManager.updatePrincipal(StandardOrganizationServicesManager.java:3072)
	at wt.org.StandardOrganizationServicesManager.updatePrincipal(StandardOrganizationServicesManager.java:3097)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at wt.services.ServiceFactory$ServerInvocationHandler.invoke(ServiceFactory.java:399)
	at com.sun.proxy.$Proxy73.updatePrincipal(Unknown Source)
	at wt.inf.container.DirectoryHelperSvr.update(DirectoryHelperSvr.java:1222)
	at com.ptc.windchill.principal.user.processor.EditUserFormProcessor.update(EditUserFormProcessor.java:505)
	at com.ptc.windchill.principal.user.processor.EditUserFormProcessor.changeUserAttributes(EditUserFormProcessor.java:332)
	at com.ptc.windchill.principal.user.processor.EditUserFormProcessor.changeUserValues(EditUserFormProcessor.java:189)
	at com.ptc.windchill.principal.user.processor.EditUserFormProcessor.doOperation(EditUserFormProcessor.java:134)
	at com.ptc.core.components.forms.DefaultFormProcessorController.executeDoOperation(DefaultFormProcessorController.java:538)
	at com.ptc.core.components.forms.DefaultFormProcessorController.performExecuteDoOperationAndPostProcess(DefaultFormProcessorController.java:342)
	at com.ptc.core.components.forms.DefaultFormProcessorController.execute(DefaultFormProcessorController.java:263)
	at com.ptc.core.components.forms.FormDispatcher.callControllerExecute(FormDispatcher.java:146)
	at com.ptc.core.components.forms.FormDispatcher.callFormProcessorController(FormDispatcher.java:116)
	at com.ptc.core.components.forms.FormDispatcher.execute(FormDispatcher.java:93)
	... 62 more