Installing SuiteCRM 8.6 on Siteground

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SuiteCRM 8 htaccess error after install: public/legacy/.htaccess: RewriteBase: argument is not a valid URL

I am trying to install Suite8 on a server for a client and everything has run fine but there seems to be a .htaccess file problem This is the error in the dashboard Please contact the server administrator at [no address given] to inform them of the time this error occurred, and the actions you performed just before this error. This is the server error log /home/apps.com/123456789/public_html/public/legacy/.htaccess: RewriteBase: argument is not a valid URL, referer: http://phpstack-000000-00…