Dear sir
We are using joomla Jgraphic template since a long time.
but recently we updated our site to joomla 3.8 version and it stopped working.

Following error message is being displayed...........

You may not be able to visit this page because of:

an out-of-date bookmark/favourite
a search engine that has an out-of-date listing for this site
a mistyped address
you have no access to this page
The requested resource was not found.
An error has occurred while processing your request.

Please help us. it is the site of our educational institute. Lot of stack holders are suffering.

please help