build windows app error

[yylime]

Question

I used flet to create a sample app, it works well on test. But when i user "flet build windows", i got this error, what shuld i do? I have already run the vscode as administrator.

Code sample

import re
import flet as ft
from netmiko import SSHDetect, ConnectHandler
from datetime import datetime
import os



def netmiko_ssh_detect_stype(ip: str, usrname: str, password: str) -> str:
    """netmiko_ssh_detect_stype

    Args:
        ip (str): login/manage ip
        usrname (str): login/manage username 
        password (str): login/manage password 

    Returns:
        str: switch device type
    """
    dev = {
        "device_type": "autodetect",
        "host": ip,
        "username": usrname,
        "password": password,
    }
    guesser = SSHDetect(**dev)
    best_match = guesser.autodetect()
    return best_match


def backup_sw(ip: str, usrname: str, password: str) -> str:
    """backup_sw
    AArgs:
        ip (str): login/manage ip
        usrname (str): login/manage username 
        password (str): login/manage password 

    Returns:
        str: info of result
    """
    device_type = netmiko_ssh_detect_stype(ip, usrname, password)
    if device_type is None:
        device_type = "hp_comware"
    try:
        with ConnectHandler(
            device_type=device_type,
            ip=ip,
            username=usrname,
            password=password,
            conn_timeout=5,
            fast_cli=False,
            auth_timeout=10,
        ) as net_connect:
            if "cisco" not in device_type:
                configuration = net_connect.send_command(
                    "display current-configuration",
                    read_timeout=30,
                    expect_string="return",
                )
                if device_type == "hp_comware":
                    match = re.search(r"#.*?return", configuration, re.DOTALL)
                    if match:
                        matched_text = match.group(0)
                        configuration = matched_text
            else:
                configuration = net_connect.send_command(
                    "show running-config", read_timeout=30
                )
            # create Datetime
            date = datetime.today().strftime("%Y-%m-%d")
            if not os.path.exists(date):
                os.makedirs(date)

            with open(os.path.join(date, f"{ip}.config"), "w", encoding="utf-8") as f:
                f.write(configuration)
            return f"{ip}_success"

    except Exception as e:
        return f"{ip}_{e.__class__.__name__}"


def backup_switches(lines: str) -> str:
    """readlines to backup_switches

    Args:
        lines (str): lines

    Returns:
        str: result
    """
    res = []
    for line in lines.split("\n"):
        line = line.strip()
        ip, username, password = line.split(" ")
        info = backup_sw(ip, username, password)
        res.append(info)
    return "\n".join(res)


def main(page: ft.Page):
    """flet main page
    """
    page.title = "switch backup"
    page.vertical_alignment = ft.MainAxisAlignment.CENTER
    page.horizontal_alignment = ft.MainAxisAlignment.CENTER
    page.window_width = 400

    def open_dlg(message):
        page.dialog = ft.AlertDialog(title=ft.Text(message))
        page.dialog.open = True
        page.update()

    def btn_click():
        if not txt_name.value:
            txt_name.error_text = "ip username password"
            page.update()
        else:
            page.client_storage.set("switch_info", txt_name.value)
            res = backup_switches(txt_name.value)
            open_dlg(res)

    values = page.client_storage.get("switch_info")
    txt_name = ft.TextField(
        label="ip username password",
        multiline=True,
        width=350,
        height=500,
        value=values,
    )

    page.add(
        txt_name,
        ft.ElevatedButton(
            "Start backup~",
            on_click=btn_click,
        ),
    )


if __name__ == "__main__":
    ft.app(target=main)

Error message

C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029: 
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\ZERO_CHECK.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\serious_python_windows\CopyPythonDLLs.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\flutter\flutter_assemble.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\flutter\flutter_wrapper_app.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\flutter\flutter_wrapper_plugin.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\screen_retriever\screen_retriever_plugin.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\serious_python_windows\serious_python_windows_plugin.vcxproj] 
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\VC\Tools\MSVC\14.35.32215\include\format(43): warning STL4038: The contents of <format> are
available only with C++20 or later.
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\serious_python_windows\serious_python_windows_plugin.vcxproj] 
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\url_launcher_windows\url_launcher_windows_plugin.vcxproj]     
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\window_manager\window_manager_plugin.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\plugins\window_to_front\window_to_front_plugin.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\runner\switch_backup.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\ALL_BUILD.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(527,5): warning MSB8029:
�м�Ŀ¼�����Ŀ¼�޷�פ������ʱĿ¼�£���Ϊ����ܻᵼ���������ɳ������⡣ [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxprojj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: ���setlocal  
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: "C:\Program   
Files (x86)\Microsoft Visual Studio\2022\BuildTools\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin\cmake.exe" -DBUILD_TYPE=Release -P
cmake_install.cmake [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: if
%errorlevel% neq 0 goto :cmEnd [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: :cmEnd        
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: endlocal &    
call :cmErrorLevel %errorlevel% & goto :cmDone [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]       
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: :cmErrorLevel 
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: exit /b %1    
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: :cmDone       
[C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073: if
%errorlevel% neq 0 goto :VCEnd [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(159,5): error MSB3073:
:VCEnd�����˳�������Ϊ 1�� [C:\Users\yylime\AppData\Local\Temp\flet_flutter_build_PYHHICpwlu\build\windows\x64\INSTALL.vcxproj]
Build process failed.

------------------------------------------------------

• I have searched for answers to my question both in the issues and in previous discussions.

[martie1982]

I'm also experiencing this issue, coincidently I also use the netmiko package. Did you manage to resolve the problem?

C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: "C:\Program Files (x86)\Microsoft Visual
Studio\2022\BuildTools\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin\cmake.exe" -DBUILD_TYPE=Release -P cmake_install.cmake
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: if %errorlevel% neq 0 goto :cmEnd
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: :cmEnd
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: endlocal & call :cmErrorLevel %errorlevel% & goto :cmDone
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: :cmErrorLevel
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: exit /b %1
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: :cmDone
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: if %errorlevel% neq 0 goto :VCEnd
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets(166,5): error MSB3073: :VCEnd" exited with code 1.
[C:\Users\user\AppData\Local\Temp\flet_flutter_build_NnHNBfVEjN\build\windows\x64\INSTALL.vcxproj]
Build process failed.

[yylime]

Try to reinstall the Visual Studio installer and reinstall the "Using C++for software development". Then it will work~