Ok, been testing a bit this morning, and while it generally seems fine in things like text files, webpage markup, backend source code files, standard XML files etc. it still stops telling me much in WPF markup as such relatively quickly so can only assume it's seeing something rather different related to object hierarchy etc. therein or something. Stay well Jacob Kruger jacob.kruger@xxxxxxxxxxxx ** To leave the list, click on the immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=unsubscribe] ** If this link doesn't work then send a message to: ** program-l-request@xxxxxxxxxxxxx ** and in the Subject line type ** unsubscribe ** For other list commands such as vacation mode, click on the ** immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=faq] ** or send a message, to ** program-l-request@xxxxxxxxxxxxx with the Subject:- faq