The following SDK component was not installed: build-tools-21.1.1, buildtools21.1.1

The following SDK component was not installed: build-tools-21.1.1, buildtools21.1.1

Problems encountered when installing android studio today

The following SDK component was not installed: build-tools-21.1.1

Check a lot of information

The solution is

2. An error occurs during installation: There is nothing to install or update. The following SDK component was not installed: build-tools-21.1.1. It is best not to download build-tools-21.1.1 in some forums to delete build-tools-21.1.2 under sdk \ build-tools, but to change the content of the other. xml configuration file. Generally

C: \ Users \ "User_NAME" \. AndroidStudio \ config \ options \ other. xml,

For using pac file for proxy settings I did this:

<Option name = "USE_HTTP_PROXY" value = "false"/>

<Option name = "USE_PROXY_PAC" value = "true"/>

<Option name = "PROXY_HOST" value = "proxy.x.com: 81/mypac. pac"/>

The URL details

Http://stackoverflow.com/questions/27683678/android-studio-component-installation-not-working-in-proxy-security-server/27691398

Another way is to use it. The first one is ineffective for me.

Download build-tools_r21.1.1-windows.zip to my resources

Decompress the package, and then create 21.1.1 under your sdk/build-tools to copy all the decompressed items to 21.1.1. Start android studio again.

Start your development journey.

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