System.InvalidOperationException: Cannot process request because the process (4228) has exited.
at System.Diagnostics.Process.GetProcessHandle(Int32 access, Boolean throwIfExited)
at System.Diagnostics.Process.set_PriorityClassCore(ProcessPriorityClass value)
at System.Diagnostics.Process.set_PriorityClass(ProcessPriorityClass value)
at Judger.Utils.ProcessRunner.Run(String stdInput, String