diff --git a/Duplicati/Library/Main/Options.cs b/Duplicati/Library/Main/Options.cs
index 6f04434a3..88eb42596 100644
--- a/Duplicati/Library/Main/Options.cs
+++ b/Duplicati/Library/Main/Options.cs
@@ -428,8 +428,8 @@ namespace Duplicati.Library.Main
 
                     new CommandLineArgument("disable-streaming-transfers", CommandLineArgument.ArgumentType.Boolean, Strings.Options.DisableStreamingShort, Strings.Options.DisableStreamingLong, "false"),
 
-                    new CommandLineArgument("throttle-upload", CommandLineArgument.ArgumentType.Size, Strings.Options.ThrottleuploadShort, Strings.Options.ThrottleuploadLong, "0"),
-                    new CommandLineArgument("throttle-download", CommandLineArgument.ArgumentType.Size, Strings.Options.ThrottledownloadShort, Strings.Options.ThrottledownloadLong, "0"),
+                    new CommandLineArgument("throttle-upload", CommandLineArgument.ArgumentType.Size, Strings.Options.ThrottleuploadShort, Strings.Options.ThrottleuploadLong, "0kb"),
+                    new CommandLineArgument("throttle-download", CommandLineArgument.ArgumentType.Size, Strings.Options.ThrottledownloadShort, Strings.Options.ThrottledownloadLong, "0kb"),
                     new CommandLineArgument("skip-files-larger-than", CommandLineArgument.ArgumentType.Size, Strings.Options.SkipfileslargerthanShort, Strings.Options.SkipfileslargerthanLong),
                     
                     new CommandLineArgument("upload-unchanged-backups", CommandLineArgument.ArgumentType.Boolean, Strings.Options.UploadUnchangedBackupsShort, Strings.Options.UploadUnchangedBackupsLong, "false"),
@@ -469,14 +469,14 @@ namespace Duplicati.Library.Main
 
                     new CommandLineArgument("dbpath", CommandLineArgument.ArgumentType.Path, Strings.Options.DbpathShort, Strings.Options.DbpathLong),
                     new CommandLineArgument("blocksize", CommandLineArgument.ArgumentType.Size, Strings.Options.BlocksizeShort, Strings.Options.BlocksizeLong, DEFAULT_BLOCKSIZE),
-                    new CommandLineArgument("file-read-buffer-size", CommandLineArgument.ArgumentType.Size, Strings.Options.FilereadbuffersizeShort, Strings.Options.FilereadbuffersizeLong, "0"),
+                    new CommandLineArgument("file-read-buffer-size", CommandLineArgument.ArgumentType.Size, Strings.Options.FilereadbuffersizeShort, Strings.Options.FilereadbuffersizeLong, "0kb"),
                     new CommandLineArgument("store-metadata", CommandLineArgument.ArgumentType.Boolean, Strings.Options.StoremetadataShort, Strings.Options.StoremetadataLong, "true", null, null, Strings.Options.StoremetadataDeprecated),
                     new CommandLineArgument("skip-metadata", CommandLineArgument.ArgumentType.Boolean, Strings.Options.SkipmetadataShort, Strings.Options.SkipmetadataLong, "false"),
                     new CommandLineArgument("restore-permissions", CommandLineArgument.ArgumentType.Boolean, Strings.Options.RestorepermissionsShort, Strings.Options.RestorepermissionsLong, "false"),
                     new CommandLineArgument("skip-restore-verification", CommandLineArgument.ArgumentType.Boolean, Strings.Options.SkiprestoreverificationShort, Strings.Options.SkiprestoreverificationLong, "false"),
-                    new CommandLineArgument("blockhash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.BlockhashlookupsizeShort, Strings.Options.BlockhashlookupsizeLong, "0"),
-                    new CommandLineArgument("filehash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.FilehashlookupsizeShort, Strings.Options.FilehashlookupsizeLong, "0"),
-                    new CommandLineArgument("metadatahash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.MetadatahashlookupsizeShort, Strings.Options.MetadatahashlookupsizeLong, "0"),
+                    new CommandLineArgument("blockhash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.BlockhashlookupsizeShort, Strings.Options.BlockhashlookupsizeLong, "0mb"),
+                    new CommandLineArgument("filehash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.FilehashlookupsizeShort, Strings.Options.FilehashlookupsizeLong, "0mb"),
+                    new CommandLineArgument("metadatahash-lookup-memory", CommandLineArgument.ArgumentType.Size, Strings.Options.MetadatahashlookupsizeShort, Strings.Options.MetadatahashlookupsizeLong, "0mb"),
                     new CommandLineArgument("old-lookup-memory-defaults", CommandLineArgument.ArgumentType.Size, Strings.Options.OldmemorylookupdefaultsShort, Strings.Options.OldmemorylookupdefaultsLong, "false"),
                     new CommandLineArgument("disable-filepath-cache", CommandLineArgument.ArgumentType.Boolean, Strings.Options.DisablefilepathcacheShort, Strings.Options.DisablefilepathcacheLong, "true"),
                     new CommandLineArgument("changed-files", CommandLineArgument.ArgumentType.Path, Strings.Options.ChangedfilesShort, Strings.Options.ChangedfilesLong),
diff --git a/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js b/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
index 58825ce24..1241585dc 100644
--- a/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
+++ b/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
@@ -506,6 +506,8 @@ backupApp.controller('EditBackupController', function ($scope, $routeParams, $lo
 
         $scope.ExtendedOptions = AppUtils.serializeAdvancedOptionsToArray(extopts);
 
+        $scope.showAdvanced = $scope.ExtendedOptions.length > 0;
+
         var now = new Date();
         if ($scope.Schedule != null) {
             var time = AppUtils.parseDate($scope.Schedule.Time);
diff --git a/Duplicati/Server/webroot/ngax/scripts/directives/parseAdvancedOption.js b/Duplicati/Server/webroot/ngax/scripts/directives/parseAdvancedOption.js
index fde2b57af..7e41f3835 100644
--- a/Duplicati/Server/webroot/ngax/scripts/directives/parseAdvancedOption.js
+++ b/Duplicati/Server/webroot/ngax/scripts/directives/parseAdvancedOption.js
@@ -179,7 +179,7 @@ backupApp.directive('parseAdvancedOptionSizeNumber', function(AppUtils) {
                 if (name == null)
                     return null;
 
-                return name + '=' + txt + multiplier;
+                return name + '=' + (txt || '0') + (multiplier || '');
             });
 
             ctrl[0].$formatters.push(function(src) {
@@ -231,7 +231,7 @@ backupApp.directive('parseAdvancedOptionSizeMultiplier', function(AppUtils) {
                 if (name == null)
                     return null;
 
-                return name + '=' + (number || '') + txt;
+                return name + '=' + (number || '0') + (txt || '');
             });
 
             ctrl[0].$formatters.push(function(src) {
diff --git a/Duplicati/Server/webroot/ngax/scripts/directives/parseSizeNumber.js b/Duplicati/Server/webroot/ngax/scripts/directives/parseSizeNumber.js
index 05f6b7466..708a210f7 100644
--- a/Duplicati/Server/webroot/ngax/scripts/directives/parseSizeNumber.js
+++ b/Duplicati/Server/webroot/ngax/scripts/directives/parseSizeNumber.js
@@ -9,8 +9,7 @@ backupApp.directive('parseSizeNumber', function(AppUtils) {
             var multiplier = null;
 
             ctrl[0].$parsers.push(function(txt) {
-                txt = txt || '0';
-                return txt + (multiplier || '');
+                return (txt || '0') + (multiplier || '');
             });
 
             ctrl[0].$formatters.push(function(src) {