I am having a similar issue.
- Im running Windows 10 v2004 (Build 19041.450)
- My most recent updates are

-I do not notice the adexmtsv.exe when trying to start my app.
- I ran the uninstall and clean uninstall scripts provided by Autodesk and reinstalled. This is the log I get when I try to start the app now:
autodesk.webdeploy.streamer.log
2020-08-11 13:55:58,198 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: #################################### Begin ####################################
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: # #
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: # <adsk.dls.streamer.configuration.Configurator object at 0x0000018BC21F7188> #
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: # #
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: ###############################################################################
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer - DEBUG :: Logging initialized, with level 10, output file: C:\Users\mmaus\AppData\Local\Autodesk\autodesk.webdeploy.streamer.log
2020-08-11 13:55:58,199 - MainProcess(3884) - MainThread - adsk.dls.streamer.manifests - INFO :: Loading build manifest from C:\Users\mmaus\AppData\Local\Autodesk\webdeploy\meta\streamer\20200714104000\resources\buildinfo.json
2020-08-11 13:55:58,201 - MainProcess(3884) - MainThread - adsk.dls.streamer.manifests - DEBUG :: Type: <class '_io.TextIOWrapper'>, Members: ['_CHUNK_SIZE', '__class__', '__del__', '__delattr__', '__dict__', '__dir__', '__doc__', '__enter__', '__eq__', '__exit__', '__format__', '__ge__', '__getattribute__', '__getstate__', '__gt__', '__hash__', '__init__', '__init_subclass__', '__iter__', '__le__', '__lt__', '__ne__', '__new__', '__next__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', '_checkClosed', '_checkReadable', '_checkSeekable', '_checkWritable', '_finalizing', 'buffer', 'close', 'closed', 'detach', 'encoding', 'errors', 'fileno', 'flush', 'isatty', 'line_buffering', 'mode', 'name', 'newlines', 'read', 'readable', 'readline', 'readlines', 'reconfigure', 'seek', 'seekable', 'tell', 'truncate', 'writable', 'write', 'write_through', 'writelines']
2020-08-11 13:55:58,201 - MainProcess(3884) - MainThread - adsk.dls.streamer.manifests - DEBUG :: Searching for manifest object member: feature-version
2020-08-11 13:55:58,201 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: The streamer version is: 20200714104000
2020-08-11 13:55:58,201 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - DEBUG :: Loading default language: en_US
2020-08-11 13:55:58,202 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - DEBUG :: Resource directory set to: C:\Users\mmaus\AppData\Local\Autodesk\webdeploy\meta\streamer\20200714104000\resources
2020-08-11 13:55:58,203 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - DEBUG :: Defining command line arguments
2020-08-11 13:55:58,204 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - DEBUG :: Overriding standard streams to capture output
2020-08-11 13:55:58,204 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - DEBUG :: Parsing command line arguments
2020-08-11 13:55:58,204 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - INFO :: Command-Line Argument Configuration:
Namespace(app_id='73e72ada57b7480280f7a6f4a289729f', cleanup=True, connection=None, force_full=False, globalinstall=False, headless=False, infofile=None, language='en', launch_args='', logconfig=None, logfile=None, loglevel=20, no_cleanup=False, operation=<function multiple_operate at 0x0000018BC27299D8>, pipes=None, procfac=<function uninstall_process at 0x0000018BC2A99828>, profile=False, pull_dest=None, purge=False, quietmode=True, stream='production', threadscount=5)
2020-08-11 13:55:58,205 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - INFO :: >>>>>>>> app id is 73e72ada57b7480280f7a6f4a289729f ---- stream is production ---- global install is False <<<<<<<<
2020-08-11 13:55:58,205 - MainProcess(3884) - MainThread - adsk.dls.streamer.__main__ - DEBUG :: Resetting the standard streams
2020-08-11 13:55:58,205 - MainProcess(3884) - MainThread - adsk.dls.streamer - INFO :: New logging level: 20
2020-08-11 13:55:58,205 - MainProcess(3884) - MainThread - adsk.dls.streamer.platform - INFO :: Instantiating windows platform object
2020-08-11 13:55:58,206 - MainProcess(3884) - MessageThread - adsk.dls.streamer.ui.headless - INFO :: Begin sending message in headless mode.
2020-08-11 13:55:58,208 - MainProcess(3884) - MainThread - adsk.dls.streamer.registry - INFO :: Existing database is at revision 3
2020-08-11 13:55:58,208 - MainProcess(3884) - MainThread - adsk.dls.streamer.registry - INFO :: Existing database is at revision 4
2020-08-11 13:55:58,243 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: Overriding Connection String: https://dl.appstreaming.autodesk.com/production/
2020-08-11 13:55:58,274 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Primary app is 73e72ada57b7480280f7a6f4a289729f
2020-08-11 13:55:58,276 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: The session id is 402e3a93-c718-434a-becd-3bf1083ce836
2020-08-11 13:55:58,276 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Configure app begin Cleanup
2020-08-11 13:55:58,276 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Cleaning up old-version apps, ignoring any apps except for packages belonging to an in-progress app
2020-08-11 13:55:58,305 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Check app: 73e72ada57b7480280f7a6f4a289729f
2020-08-11 13:55:58,319 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Configure app complete Cleanup
2020-08-11 13:55:58,320 - MainProcess(3884) - MainThread - adsk.dls.streamer.process - INFO :: Process Complete in 0.11154604 seconds
2020-08-11 13:55:58,683 - MainProcess(3884) - MainThread - adsk.dls.streamer.registry - INFO :: Shutting down database connection
2020-08-11 13:55:58,690 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: Shutting down configurator object
2020-08-11 13:55:58,690 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: ##################################### End #####################################
2020-08-11 13:55:58,690 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: # #
2020-08-11 13:55:58,690 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: # <adsk.dls.streamer.configuration.Configurator object at 0x0000018BC21F7188> #
2020-08-11 13:55:58,690 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: # #
2020-08-11 13:55:58,691 - MainProcess(3884) - MainThread - adsk.dls.streamer.configuration - INFO :: ###############################################################################