Internal error

hello i am using server edition 21.11.54

but when i try to edit a payment or payslip i got the following error.
any help pls?
thanks


https://i.postimg.cc/T2VSz0mJ/internal.png

Internal Error

Manager 21.11.54

System.ArgumentNullException: Array cannot be null. (Parameter ‘bytes’) at System.Text.UTF8Encoding.UTF8EncodingSealed.GetString(Byte bytes) at ManagerServer.HttpHandlers.Businesses.Business.VueForm`1.InnerGet2() in C:\projects\manager\ManagerServer\HttpHandlers\Businesses\Business\VueForm.cs:line 45 at ManagerServer.HttpHandlers.Businesses.Business.BusinessTemplate.InnerGet() in C:\projects\manager\ManagerServer\HttpHandlers\Businesses\Business\BusinessTemplate.cs:line 430 at ManagerServer.HttpHandlers.Template.Get() in C:\projects\manager\ManagerServer\HttpHandlers\Template.cs:line 282 at ManagerServer.HttpHandlers.HttpHandler.ProcessRequest() in C:\projects\manager\ManagerServer\HttpHandlers\HttpHandler.cs:line 154 at ManagerServer.Startup.<>c.<b__1_1>d.MoveNext() in C:\projects\manager\ManagerServer\Startup.cs:line 115 — End of stack trace from previous location — at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware.g__Awaited|6_0(ExceptionHandlerMiddleware middleware, HttpContext context, Task task)

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Exactly what triggers the error?

i tried from other browser and works fine. dont know. anyway thanks