在我的windows 10机器上，当我尝试创建我的solution/project的docker image时，它给出了以下错误（这是完整日志，错误在最后）

Sending build context to Docker daemon  1.363MB
Step 1/20 : FROM mcr.microsoft.com/dotnet/core/aspnet:2.1-stretch-slim AS base
---> bbfbcd874370
Step 2/20 : WORKDIR /app
---> Using cache
---> 6aa13d5c0c78
Step 3/20 : EXPOSE 80
 ---> Using cache
 ---> 80df41e66b51
Step 4/20 : EXPOSE 443
 ---> Using cache
 ---> e6b48dd0ebe8
Step 5/20 : FROM mcr.microsoft.com/dotnet/core/sdk:2.1-stretch AS build
 ---> 83e4b70d6dc1
Step 6/20 : ARG BuildConfiguration=Release
 ---> Using cache
 ---> 1f78c91d39f1
Step 7/20 : WORKDIR /src
 ---> Using cache
 ---> 213aa5f648e4
Step 8/20 : COPY ["NuGet.config", "."]
 ---> Using cache
 ---> d8843fccc7af
Step 9/20 : COPY ["MyProj.csproj", "ServiceProject/"]
 ---> Using cache
 ---> af245be6312e
Step 10/20 : RUN dotnet restore  --configfile NuGet.config "MyProj.csproj"
 ---> Running in 0582b332eab7
MSBUILD : error MSB1009: Project file does not exist.
Switch: MyProj.csproj
The command '/bin/sh -c dotnet restore  --configfile NuGet.config "MyProj.csproj"' returned a non-zero code: 1

Dockerfile如下

FROM mcr.microsoft.com/dotnet/core/aspnet:2.1-stretch-slim AS base
WORKDIR /app
EXPOSE 80
EXPOSE 443

FROM mcr.microsoft.com/dotnet/core/sdk:2.1-stretch AS build
ARG BuildConfiguration=Release
WORKDIR /src
COPY ["NuGet.config", "."]
COPY ["MyProj.csproj", "NewProj/"]
RUN dotnet restore  --configfile NuGet.config "MyProj.csproj"
COPY . .
WORKDIR "/src/MyService"
RUN dotnet build "MyProj.csproj" -c ${BuildConfiguration} -o /app --no-restore

FROM build AS publish
ARG BuildConfiguration=Release
RUN dotnet publish "MyProj.csproj" -c ${BuildConfiguration} -o /app --no-restore

FROM base AS final
WORKDIR /app
COPY --from=publish /app .
ENTRYPOINT ["dotnet", "MyProj.dll"]

文件夹中存在MyProj.csproj文件 是的，我在AdminMode中运行powershell 我也试过通过给出完整的路径，这也没有用

我尝试过docker文档和stackoverflow，但没有提到这个错误。如果可能，请提供逐步解决方案，提前感谢