Error when updating products

-- HikaShop version -- : 6.1.0
-- Joomla version -- : 5.4.4
-- Error-message(debug-mod must be tuned on) -- : Sorry, there was a problem we could not recover from.
The server returned a "500 - Whoops, looks like something went wrong."

Help me resolve this

Hello,
When I attempt to save product inventory, it does not save. And, I have also been receiving the above era when attempting to save products: