WordPress widget and customize.php not working in Ubuntu16.04 VPS

The last error can be solved by following the steps outlined at this identical question. The other errors simply mean your Google Analytics plugin needs to reauthenticate with your Google account, so you need to do that in the settings of Google Analyticator. The tzdata package should be irrelevant for this

In any case, you should try to disable all plugins and switch to one of the default themes. See if the error persists.

Afterwards, check out the documentation for your theme (it’s called Thrive according to the error log) and activate all plugins required by the theme.

After that, you can try to reactivate Google Analyticator and authenticate with your Google account in the settings.