trying to use 17.1.0.50-beta with my scheduler tests lets the scheduler hang (endless spinner) when selecting dates without events. Going back to 17.1.0.47-beta solved the problem.
1>------ Build started: Project: ej2-blazor-samples, Configuration: Debug Any CPU ------
1>C:\Program Files\dotnet\sdk\3.0.100-preview5-011568\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.RuntimeIdentifierInference.targets(157,5): message NETSDK1057: You are using a preview version of .NET Core. See: https://aka.ms/dotnet-core-preview
1>obj\Debug\netstandard2.0\RazorDeclaration\Pages\HeatMapChart\HeatMapChart\Emptypoints.razor.g.cs(26,11,26,49): warning CS0105: The using directive for 'Syncfusion.EJ2.RazorComponents.HeatMap' appeared previously in this namespace
1>Shared\MainLayout.razor(379,21,379,74): warning CS4014: Because this call is not awaited, execution of the current method continues before the call is completed. Consider applying the 'await' operator to the result of the call.
1>Program.cs(62,32,62,49): warning CS0649: Field 'SampleBrowser.CurrentSampleName' is never assigned to, and will always have its default value null
1>Program.cs(69,34,69,45): warning CS0649: Field 'SampleBrowser.Description' is never assigned to, and will always have its default value null
1>Program.cs(68,34,68,51): warning CS0649: Field 'SampleBrowser.ActionDescription' is never assigned to, and will always have its default value null
1>Program.cs(64,32,64,50): warning CS0649: Field 'SampleBrowser.CurrentControlName' is never assigned to, and will always have its default value null
1>Program.cs(66,32,66,47): warning CS0649: Field 'SampleBrowser.CurrentFilePath' is never assigned to, and will always have its default value null
1>Program.cs(65,32,65,54): warning CS0649: Field 'SampleBrowser.CurrentControlCategory' is never assigned to, and will always have its default value null
1>obj\Debug\netstandard2.0\Razor\Pages\HeatMapChart\HeatMapChart\Emptypoints.razor.g.cs(22,11,22,49): warning CS0105: The using directive for 'Syncfusion.EJ2.RazorComponents.HeatMap' appeared previously in this namespace
1>obj\Debug\netstandard2.0\Razor\Pages\DropDowns\AutoComplete\DataBinding.razor.g.cs(95,162,95,172): error CS0104: 'FilterType' is an ambiguous reference between 'Syncfusion.EJ2.RazorComponents.DropDowns.FilterType' and 'Syncfusion.EJ2.RazorComponents.FilterType'
1>Shared\MainLayout.razor(379,21,379,74): warning CS4014: Because this call is not awaited, execution of the current method continues before the call is completed. Consider applying the 'await' operator to the result of the call.
1>Pages\PivotView\PivotTable\Editing.razor(70,18,70,27): warning CS0169: The field 'Editing.pivotView' is never used
1>Shared\MainLayout.razor(229,21,229,33): warning CS0169: The field 'MainLayout.dropdownlist' is never used
1>Pages\PivotView\PivotTable\AdvanceFiltering.razor(82,18,82,27): warning CS0169: The field 'AdvanceFiltering.pivotView' is never used
1>Shared\MainLayout.razor(228,16,228,21): warning CS0169: The field 'MainLayout.popup' is never used
1>Pages\PivotView\PivotTable\UserInteraction.razor(50,18,50,27): warning CS0169: The field 'UserInteraction.pivotView' is never used
1>Pages\Grids\TreeGrid\DefaultFunctionalities.razor(56,17,56,25): warning CS0169: The field 'DefaultFunctionalities.treeGrid' is never used
1>Pages\PivotView\PivotTable\Chart.razor(75,18,75,27): warning CS0169: The field 'Chart.pivotView' is never used
1>Pages\Diagrams\Diagram\Shapes.razor(35,18,35,26): warning CS0169: The field 'Shapes.palettes' is never used
1>Pages\Grids\TreeGrid\CheckboxColumn.razor(58,17,58,25): warning CS0169: The field 'CheckboxColumn.treeGrid' is never used
1>Pages\Schedule\Schedule\Group.razor(76,17,76,28): warning CS0169: The field 'Group.scheduleObj' is never used
1>Pages\Grids\TreeGrid\DefaultFiltering.razor(83,17,83,25): warning CS0169: The field 'DefaultFiltering.treeGrid' is never used
1>Pages\PivotView\PivotTable\DefaultFunctionalities.razor(47,18,47,27): warning CS0169: The field 'DefaultFunctionalities.pivotView' is never used
1>Pages\Grids\TreeGrid\Editing.razor(70,17,70,25): warning CS0169: The field 'Editing.treeGrid' is never used
1>Pages\Buttons\Button\DefaultFunctionalities.razor(153,15,153,24): warning CS0649: Field 'DefaultFunctionalities.togglebtn' is never assigned to, and will always have its default value null
1>Program.cs(66,32,66,47): warning CS0649: Field 'SampleBrowser.CurrentFilePath' is never assigned to, and will always have its default value null
1>Shared\NavMenu.razor(38,12,38,25): warning CS0414: The field 'NavMenu.listviewClass' is assigned but its value is never used
1>Done building project "ej2-blazor-samples.csproj" -- FAILED.
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========