Problem with Release application in react-native-windows

I wrote app in react-native-widows, in Debug mode all working fine, but when I start app on Release it wont work - just open blank application window

my configuration:

Visual Studio Community 2017 version 15.9.27
react-native 0.61.5
react-native-windows 0.61.0
Microsoft.Windows.CppWinRT version 2.0.190730.2
Capabilities:
 - Internet (Client&Server)
 - Internet
 - Private Networks (Client&Server)

here is error:

'App.exe' (Win32): Loaded 'C:\Windows\SysWOW64\profext.dll'. Cannot find or open the PDB file.
'App.exe' (Win32): Loaded 'C:\Windows\SysWOW64\rasadhlp.dll'. Cannot find or open the PDB file.
'App.exe' (Win32): Loaded 'C:\Windows\SysWOW64\FWPUCLNT.DLL'. Cannot find or open the PDB file.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: facebook::jsi::JSINativeException at memory location 0x0C149C58.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C149E40.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14BBE0.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14BD14.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14C100.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14C234.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14C690.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14C7C4.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14CC48.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14CDE8.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C147670.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C149870.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C1495D0.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C149C70.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14E170.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14AF70.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14ACD0.
Exception thrown at 0x776E40B2 in App.exe: Microsoft C++ exception: Js::JavascriptException at memory location 0x0C14B370.
Exception thrown at 0x776E40B2 (KernelBase.dll) in App.exe: WinRT originate error - 0x80072EFD : 'A connection with the server could not be established'.
Exception thrown at 0x776E40B2 (KernelBase.dll) in App.exe: WinRT originate error - 0x80072EFD : 'The text associated with this error code could not be found.'.
WebSocket.connect failed (0x80072EFD) The text associated with this error code could not be found.
The thread 0x3078 has exited with code 0 (0x0).
'App.exe' (Win32): Loaded 'C:\Windows\SysWOW64\dwmapi.dll'. Cannot find or open the PDB file.
ReactApplicationDelegate::OnEnteredBackgroundTODO: ReactNativeHost::OnEnteredBackground not implementedReactApplicationDelegate::OnSuspendingTODO: ReactNativeHost::OnSuspend not implementedThe thread 0x2d74 has exited with code 0 (0x0).
The thread 0x32d8 has exited with code 0 (0x0).
The thread 0x2d64 has exited with code 0 (0x0).
The thread 0xd94 has exited with code 0 (0x0).