New start learning asp.net, download vs2019, building an asp.net MVC project, commissioning of the first page fault, bosses and see how change,

CodePudding user response:

What is the problem? Look not to understand ah
In general, is the environmental problems caused by iis, I remember I also encountered several problems at the beginning, search on the net, a can show the normal after a solution

CodePudding user response:

The scarlet letter is there wrong, framwork version is wrong,

CodePudding user response:

Friend, try to use asp dotnet core technology, super simple, as long as you download completed dotnet tool, through the following two code can run

Dotnet new webapi
Dotnet run

CodePudding user response:

Speak Chinese,,,,,,,

My feeling is that your computer's.net framework does not support,
You see project, properties, modification. The.net framework version try,

CodePudding user response:

You this is put into Japanese vs

CodePudding user response:

The.net Framework is not installed?

CodePudding user response:

Also Japanese, do you confirm this version

CodePudding user response:

To delete web. Config file about framework version of the configuration, under the solution of vs selected to your site, right - attributes - application, and then reconfigure the suitable target franework version