Version 4.7.6

applications/blog/extensions/core/MemberSync/Blog.php

@@ -36,8 +36,12 @@ class _Blog
 
 		foreach( \IPS\blog\Blog::loadByOwner( $member2 ) as $blog )
 		{
-			$blog->member_id	= $member->member_id;
-			$blog->save();
+			/* Only do this if the blog is not a group blog */
+			if ( !$blog->groupblog_ids )
+			{
+				$blog->member_id	= $member->member_id;
+				$blog->save();
+			}
 		}
 	}