This has happened with every 1.0.1.x version. It worked fine with 1.0.0.x. Here is the log... 
2010-02-16 07:21:00,974 [4] INFO  AweSyncLib.AweSyncMain - Process started
2010-02-16 07:21:01,021 [4] INFO  AweSyncLib.AweSyncMain - Sync mode: One Way (LN to Google, Overwrite if Newer)
2010-02-16 07:21:01,021 [4] INFO  AweSyncLib.AweSyncMain - OS: Microsoft Windows NT 5.1.2600 Service Pack 2
2010-02-16 07:21:01,021 [4] INFO  AweSyncLib.AweSyncMain - Connecting Lotus Notes...
2010-02-16 07:21:02,333 [4] ERROR AweSyncLib.LotusHelper - Retrieving the COM class factory for component with CLSID {29131539-2EED-1069-BF5D-00DD011186B7} failed due to the following error: 8007000e.
2010-02-16 07:21:02,333 [4] ERROR AweSync.MainForm - Can't process: Retrieving the COM class factory for component with CLSID {29131539-2EED-1069-BF5D-00DD011186B7} failed due to the following error: 8007000e.
2010-02-16 07:21:02,333 [4] WARN  AweSync.MainForm - Can't process: System.OutOfMemoryException: Retrieving the COM class factory for component with CLSID {29131539-2EED-1069-BF5D-00DD011186B7} failed due to the following error: 8007000e.
   at AweSyncLib.LotusHelper.OpenDatabase(String iniPath, String server, String nsfPath, String idFile, String idPassword, Boolean useCurrentIdFile, Int32 interopVersion)
   at AweSyncLib.AweSyncMain.ConnectLotus()
   at AweSyncLib.AweSyncMain.Process(UpdateStatusFunc updateFunc, Boolean isWholeSync, Dictionary`2& addCalendars, List`1& remCalendars)
   at AweSync.MainForm.ProcessSyncThreadFunc()
2010-02-16 07:21:02,333 [4] INFO  AweSyncLib.AweSyncMain - Collecting garbage...
 
 
I've tried forcing interop version 6 and 8, neither works.