title: could not resolve plugin artifact 'org.springframework.boot:org.springframework.boot.gradle.plugin:2.1.6.RELEASE'
body: <p>Gradle command throwing below Exception:</p>
  
  <p>FAILURE: Build failed with an exception.</p>
  
  <ul>
  <li><p>Where:
  Build file '/Users/abel/Desktop/work/gundam/build.gradle' line: 2</p></li>
  <li><p>What went wrong:
  Plugin [id: 'org.springframework.boot', version: '2.1.6.RELEASE'] was not found in any of the following sources:</p></li>
  <li><p>Gradle Core Plugins (plugin is not in 'org.gradle' namespace)</p></li>
  <li><p>Plugin Repositories (could not resolve plugin artifact 'org.springframework.boot:org.springframework.boot.gradle.plugin:2.1.6.RELEASE')
  Searched in the following repositories:
  Gradle Central Plugin Repository</p></li>
  <li><p>Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.</p></li>
  <li><p>Get more help at <a href="https://help.gradle.org" rel="noreferrer">https://help.gradle.org</a></p></li>
  </ul>
  
  <p>BUILD FAILED in 5s</p>
  
  <p>Configuration:</p>
  
  <pre><code>plugins {
      id 'org.springframework.boot' version '2.1.6.RELEASE'
      id 'java'
  }
  
  apply plugin: 'io.spring.dependency-management'
  
  group = 'com.demo'
  version = '0.0.1-SNAPSHOT'
  sourceCompatibility = '1.8'
  
  configurations {
      compileOnly {
          extendsFrom annotationProcessor
      }
  }
  
  repositories {
      mavenCentral()
  }
  
  dependencies {
      implementation 'org.springframework.boot:spring-boot-starter-web'
      compileOnly 'org.projectlombok:lombok'
      annotationProcessor 'org.projectlombok:lombok'
      testImplementation 'org.springframework.boot:spring-boot-starter-test'
  }
  
  </code></pre>