error in languagetool 2.7 at start

When I state LibreOffice I get a popup message that there is an error in languagetool 2.7. I click the buttons to make the 2 error messages go away and LibreOffice seems to work fine. How do I fix it?

LanguageTool 2.7 was released September 29, 2014.

It is only compatible with LibreOffice 3.5-4.3.

Install version 4.4.1 (released Jan 15, 2019); it is compatible with LibreOffice 6.0 - 6.1.