To properly install TeamCity Plugin, make sure to complete all three steps, as detailed in this article:

• Step 1: Installing
• Step 2: Configuring the Plugin in your TeamCity Project
• Step 3: Verifying the Configuration and Launching a Sandbox

Step 1: Installing

1. Open the CloudShell Colony Plugin page in Team City's Plugins Repository. 
2. Download the latest version of the CloudShell Colony plugin.
3. Open TeamCity’s web UI as an administrator and perform the following steps:
   1. Browse to the Administration> Plugin List page.
   2. Click the Upload Plugin ZIP and upload the teamcity-colony-plugin.zip.
      A warning message is displayed recommending that you restart the TeamCity Server.
   3. Click Restart and wait for TeamCity to initiate.
4. To verify that the installation is successfully completed: 
   1. Browse to the Administration> Plugin List page.
   2. Under the External plugins section, verify that the Colony Plugin appears withe no warnings. 
   3. Open the Projects Overview page and open any project.
   4. Click Edit Project Settings.
   5. Under the left General Settings list a Colony option appears (the tab will appear only if TeamCity was restarted as described in steps 5.c.). 

Your plugin is now installed. 

Step 2: Configuring the Plugin in your TeamCity Project

Open TeamCity as Administrator and perform the following steps: 

1. Open the Project Administration page and click the Colony tab.
2. Click Connect.
3. Under the General Configuration section, enter the following parameters:
   1. Colony Server URL: https://cloudshellcolony.com
   2. Token: In CloudShell Colony, open the Settings page and click Integrations.
      1. Under the TeamCity icon click Connect.
      2. Copy the automatically generated token.
      3. Switch back to TeamCity and paste the token into this field.
         

         NOTE: The token value is generated by CloudShell Colony.

 Your plugin is now well configured.

Step 3: Verifying the Configuration and Launching a Sandbox

To start launching sandboxes from your TeamCity pipeline, see Launching a Sandbox from Jenkins Pipeline.