$ ionic cordova build android[ERROR] Error occurred while loading plugins. CLI functionality may be limited. Checking for CLI updates now...PLUGIN_NOT_INSTALLED[ERROR] No updates found after plugin error--please report this issue.? The plugin @ionic/cli-plugin-cordova is not installed. Would you like to install it and continue? No[ERROR] Unable to find command: cordova build android
answer Yes to install the plugin @ionic/cli-plugin-cordova
I tried that, but the it was not working. It was repeating the same thing over and over again
So, I deleted the node_modules folder and did "npm install".
It solved my issue