Server Maps Error

for past few days i’ve been trying to create a dedicate server using Visual Studio 2019 & UE 4.25 but keep failed when creating package for windows in UE4…
here the log…

ProcessResult.StdOut: LogInit: Display: CookResults: Warning: Unable to find package for cooking ThirdPersonExampleMap
ProcessResult.StdOut: LogInit: Display: LogCook: Warning: Unable to find package for cooking ThirdPersonExampleMap
ProcessResult.StdOut: LogInit: Display: CookResults: Warning: Unable to find package for cooking ServerMap
ProcessResult.StdOut: LogInit: Display: LogCook: Warning: Unable to find package for cooking ServerMap
ProcessResult.StdOut: LogInit: Display:
ProcessResult.StdOut: LogInit: Display: Success - 0 error(s), 4 warning(s)
ProcessResult.StdOut: LogInit: Display: