Server Error in '/' Application.

Unable to translate Unicode character \uD83E at index 49 to specified code page.

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.Text.EncoderFallbackException: Unable to translate Unicode character \uD83E at index 49 to specified code page.

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:


[EncoderFallbackException: Unable to translate Unicode character \uD83E at index 49 to specified code page.]
   System.Text.EncoderExceptionFallbackBuffer.Fallback(Char charUnknown, Int32 index) +156
   System.Text.EncoderFallbackBuffer.InternalFallback(Char ch, Char*& chars) +282
   System.Text.UTF8Encoding.GetByteCount(Char* chars, Int32 count, EncoderNLS baseEncoder) +12944495
   System.Text.UTF8Encoding.GetByteCount(String chars) +47
   System.IO.BinaryWriter.Write(String value) +41
   System.Web.UI.ObjectStateFormatter.SerializeValue(SerializerBinaryWriter writer, Object value) +2367

[ArgumentException: Error serializing value 'System.String[]' of type 'System.String[].']
   System.Web.UI.ObjectStateFormatter.SerializeValue(SerializerBinaryWriter writer, Object value) +3864
   System.Web.UI.ObjectStateFormatter.Serialize(Stream outputStream, Object stateGraph) +150
   System.Web.UI.ObjectStateFormatter.Serialize(Object stateGraph, Purpose purpose) +74
   System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Serialize(Object state) +41
   CachePageStatePersister.Save() +560
   System.Web.UI.Page.SavePageStateToPersistenceMedium(Object state) +111
   System.Web.UI.Page.SaveAllState() +669
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1172


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