I found a couple clues.
When I started the Config Tool in step #6 below, I discovered this window under the Config Tool window:

Then when attempting to open the Control Panel after step #7, I now searched for a log & found one at E:\AwareIM\CP\eclipse\configuration
A txt file had these contents:
ootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
!ENTRY org.eclipse.osgi 4 0 2018-07-23 08:42:35.034
!MESSAGE Error reading configuration: E:\AwareIM\CP\eclipse\configuration\org.eclipse.osgi.manager.fileTableLock (Access is denied)
!STACK 0
java.io.FileNotFoundException: E:\AwareIM\CP\eclipse\configuration\org.eclipse.osgi.manager.fileTableLock (Access is denied)
at java.io.RandomAccessFile.open0(Native Method)
at java.io.RandomAccessFile.open(RandomAccessFile.java:316)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:243)
at org.eclipse.osgi.internal.location.Locker_JavaNio.lock(Locker_JavaNio.java:36)
at org.eclipse.osgi.storagemanager.StorageManager.lock(StorageManager.java:388-)
at org.eclipse.osgi.storagemanager.StorageManager.open(StorageManager.java:701)
at org.eclipse.osgi.storage.Storage.getChildStorageManager(Storage.java:1792)
at org.eclipse.osgi.storage.Storage.getInfoInputStream(Storage.java:1809)
at org.eclipse.osgi.storage.Storage.<init>(Storage.java:129)
at org.eclipse.osgi.storage.Storage.createStorage(Storage.java:88-)
at org.eclipse.osgi.internal.framework.EquinoxContainer.<init>(EquinoxContainer.java:66)
at org.eclipse.osgi.launch.Equinox.<init>(Equinox.java:31)
at org.eclipse.core.runtime.adaptor.EclipseStarter.startup(EclipseStarter.java:303)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:239)
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)
at org.eclipse.equinox.launcher.Main.main(Main.java:1492)