Server Error in '/' Application.

Unable to translate Unicode character \uD835 at index 399 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 \uD835 at index 399 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 \uD835 at index 399 to specified code page.]
   System.Text.EncoderExceptionFallbackBuffer.Fallback(Char charUnknown, Int32 index) +167
   System.Text.EncoderFallbackBuffer.InternalFallback(Char ch, Char*& chars) +279
   System.Text.UTF8Encoding.GetByteCount(Char* chars, Int32 count, EncoderNLS baseEncoder) +14561985
   System.Text.UTF8Encoding.GetByteCount(String chars) +58
   System.IO.BinaryWriter.Write(String value) +58
   System.Web.UI.ObjectStateFormatter.SerializeValue(SerializerBinaryWriter writer, Object value) +299

[ArgumentException: Error serializing value '𝗧𝗢 𝗟𝗘𝗧. 𝗞𝗜𝗦𝗔𝗔𝗦𝗜-𝗞𝗨𝗟𝗔𝗠𝗕𝗜𝗥𝗢 𝗔𝗧 #𝗨𝗚𝗫800𝗞•𝗕𝗿𝗮𝗻𝗱 𝗻𝗲𝘄 𝗘𝗹𝗲𝗴𝗮𝗻𝘁 𝗮𝗻𝗱 𝗰𝗹𝗮𝘀𝘀𝗶𝗰 2 𝗯𝗲𝗱𝗿𝗼𝗼𝗺 2      𝗯𝗮𝘁𝗵𝗿𝗼𝗼𝗺𝘀 •𝗚𝗲𝗻𝗲𝗿𝗼𝘂𝘀 𝘀𝗶𝘁𝘁𝗶𝗻𝗴 𝗿𝗼𝗼𝗺 𝗮𝗻𝗱 𝗱𝗶𝗻𝗻𝗶𝗻𝗴 𝗰𝗼𝗺𝗯𝗶𝗻𝗲𝗱•𝗔𝗺𝗽𝗹𝗲 𝗽𝗮𝗿𝗸𝗶𝗻𝗴 𝘀𝗽𝗮𝗰𝗲 𝗮𝗻𝗱 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆.•𝗢𝗻𝗹𝘆 3 𝘂𝗻𝗶𝘁𝘀 𝗲𝗻𝗰𝗹𝗼𝘀𝗲𝗱 𝗶𝗻 𝗮 𝗴𝗮𝘁𝗲.•𝗚𝗼𝗼𝗱 𝗻𝗲𝗶𝗴𝗵𝗯𝗼𝘂𝗿𝗵𝗼𝗼𝗱 �' of type 'System.String.']
   System.Web.UI.ObjectStateFormatter.SerializeValue(SerializerBinaryWriter writer, Object value) +4336
   System.Web.UI.ObjectStateFormatter.Serialize(Object stateGraph, Purpose purpose) +97
   System.Web.UI.Util.SerializeWithAssert(IStateFormatter2 formatter, Object stateGraph, Purpose purpose) +65
   System.Web.UI.HiddenFieldPageStatePersister.Save() +127
   System.Web.UI.Page.SaveAllState() +924
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4015


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