I have not attempted to manually install the update at this point but I did find the following Error in the RoonLog today while I reattempted the update again… which failed as last time.
You can notice at the bottom of the below message chain a failure mentioning::
While installing update: System.Exception: update installer exited with 2
11/26 14:39:58 Debug: [appupdater] Update is available: 2.0 (build 1353) production, Compatible
11/26 14:39:58 Trace: [rnet/RnetJsonClient] GOT NONFINAL {"status":"Changed","updates":{"is_supported":true,"status":"UpToDate","progress":null,"current_version":{"machine_value":100801125,"branch":"stable","display_value":"1.8 (build 1125) stable"},"available_version":null,"update_mode":"AskAlways"}}
11/26 14:40:02 Info: [stats] 2123171mb Virtual, 2102mb Physical, 802mb Managed, 11998 Handles, 81 Threads
11/26 14:40:08 Debug: [easyhttp] [127] POST to https://api.roonlabs.net/device-map/1/register returned after 124 ms, status code: 200, request body size: 3 KB
11/26 14:40:08 Trace: [devicemap] device map updated
11/26 14:40:17 Info: [stats] 2123165mb Virtual, 2102mb Physical, 804mb Managed, 11991 Handles, 77 Threads
11/26 14:40:32 Info: [stats] 2123162mb Virtual, 2104mb Physical, 806mb Managed, 11997 Handles, 75 Threads
11/26 14:40:37 Debug: [easyhttp] [128] POST to https://api.roonlabs.net/device-map/1/register returned after 197 ms, status code: 200, request body size: 3 KB
11/26 14:40:37 Trace: [devicemap] device map updated
11/26 14:40:47 Info: [stats] 2123166mb Virtual, 2104mb Physical, 808mb Managed, 12007 Handles, 78 Threads
11/26 14:41:02 Info: [stats] 2123168mb Virtual, 2105mb Physical, 817mb Managed, 12020 Handles, 79 Threads
11/26 14:41:17 Info: [stats] 2123166mb Virtual, 2105mb Physical, 683mb Managed, 11715 Handles, 78 Threads
11/26 14:41:32 Info: [stats] 2123160mb Virtual, 2105mb Physical, 685mb Managed, 11719 Handles, 74 Threads
11/26 14:41:47 Info: [stats] 2123163mb Virtual, 2105mb Physical, 687mb Managed, 11729 Handles, 76 Threads
11/26 14:42:02 Info: [stats] 2123165mb Virtual, 2105mb Physical, 689mb Managed, 11742 Handles, 77 Threads
11/26 14:42:12 Trace: [base/updater] Checking if another process is already downloading or installing an update
11/26 14:42:12 Trace: [base/updater] there does not appear to be another download or install in process
11/26 14:42:22 Debug: [appupdater] Update download progress: 100
11/26 14:42:22 Debug: [appupdater] Update downloaded: 2.0 (build 1353) production C:\Users\me\AppData\Local\Temp\5147b94a-3511-4601-8db1-cf1ab3df0cd4__RoonInstaller64_200001353.exe
11/26 14:42:22 Info: [base/updater] Installing update
11/26 14:42:31 Error: [appupdater] While installing update: System.Exception: update installer exited with 2