Hi friend please help me.
I am not able to install sonarlint.
Hi,
Do you have more details if you click on “Show Error Log”? If you have a network issue, you can try to use the offline installation bundle:
https://binaries.sonarsource.com/SonarLint-for-Eclipse/releases/org.sonarlint.eclipse.site-5.3.0.19940.zip
It’s working. 
Thank you @Julien_HENRY