Server Error in '/se' Application.

Cannot find the 'MaterialCompact' theme.
Parameter name: Theme

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.ArgumentException: Cannot find the 'MaterialCompact' theme.
Parameter name: Theme

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[ArgumentException: Cannot find the 'MaterialCompact' theme.
Parameter name: Theme]
   DevExpress.Web.Internal.ThemesHelper.ApplyTheme(Control control, String themeName, Boolean designMode) +325
   DevExpress.Web.ASPxWebControl.ApplyTheme(String themeName, Boolean ignoreDesignMode) +127
   DevExpress.Web.ASPxWebControl.ApplyThemeInternal() +175
   DevExpress.Web.ASPxWebControl.InitInternal() +26
   DevExpress.Web.ASPxWebControlBase.OnInit(EventArgs e) +28
   DevExpress.Web.ASPxDataWebControlBase.OnInit(EventArgs e) +16
   DevExpress.Web.ASPxGridBase.OnInit(EventArgs e) +70
   System.Web.UI.Control.InitRecursive(Control namingContainer) +173
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Control.InitRecursive(Control namingContainer) +380
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +491


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0