Start tomcat. 

sudo service shrine start

Note that this first start of SHRINE may take more time than you have observed in the past. SHRINE copies the adapter mappings file to a database instead of carrying them in memory. This process may take tens of seconds.

2020-Jul-09 18:44:44.503 | DEBUG | Log$            | database-0      | Old adapter mappings have been deleted. Inserting new mappings... 
2020-Jul-09 18:45:09.045 | DEBUG | Log$            | database-0      | Reload mappings took 24539 milliseconds.