Error log The application /Applications/IntelliJ IDEA CE.app cannot be opened for an unexpected reason, error=Error Domain=NSCocoaErrorDomain Code=260 "The file “IntelliJ IDEA CE.app” couldn’t be opened because there is no such file." UserInfo={NSURL=file:///Applications/IntelliJ%20IDEA%20CE.app, NSFilePath=/Applications/IntelliJ IDEA CE.app, NSUnderlyingError=0x600001df5530 {Error Domain=NSPOSIXErrorDomain Code=2 "No such file or directory"}}

[Kotlin][Android Studio]unable to resolve class org.jetbrains.plugins.gradle.tooling.internal.ExtraModelBuilder and how to solve it First time learning android app Step 1: Ctrl + Alt + Shift + S Or you can access this from File > Project Structure Step 2: Scroll to the very top and select the latest version In my case is 7.3.3, where the default is set to 7.0.2 Step 3: Click OK And the build should work

[C#][ASP.NET] The reference assemblies for framework .NETCore, Version=v5.0 were not found So Stupid error while working N2I -2021.02.26 Causing issue While you git clone a dotnet 5 project or setting up a .Net Core 5 project, you got this in your build. The Target framework in the properties of project can’t set to core 5 & can’t find .Net 5 in system. Only listing the .net framework

[C#][ASP.NET] The type or namespace name ‘Dictionary<,>’ could not be found Some common errors from beginners to start a C# project N2I -2020.10.29 Causing issue using System.Collections.Generic; was not included in the project. 2. Solution Add the following code to the top using System.Collections; using System.Collections.Generic;

[C#][ASP.NET] The name ‘Console’ does not exist in the current context Some common errors from beginners to start a C# project N2I -2020.10.29 Causing issue System was not included in the project. 2. Solution Add the following code to the top using System;