HI, made a bump for that old topic because i’m on the problem.
	I use to have all my map in http (still have data in db) ,since i have to switch centreon and map to https i have no map visible.
	Can create new one without problem. No error in log and diagnostic still prompt for http:
	########## Centreon Map server version ##########
	  [INFO] ii centreon-map-engine 23.04.8-bullseye amd64 Centreon Map service under Spring Boot framework
	########## System ##########
	  [INFO] SELinux is not available
	Unit firewalld.service could not be found.
	  [OK]   Firewall is disabled
	  [INFO] Physical memory available on the server: 10151784 kb.
	  [INFO] Number of CPU available on the server: 4 core(s)
	########## Java ##########
	  [OK]   Java 17 installed
	  [OK]   Optimization found for JVM: JAVA_OPTS="-Djava.net.preferIPv4Stack=true -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/var/log/centreon-map -Dcentreon-map.signing-key=8uT4BM1RsXRmIPQbTEazUAhQHtyM7xZ4nlFMIUqQ7lRkbWz24yemkGs9tS4eOwDfF -Dcentreon-map.access-token-validity-seconds=15552000 -Xms512m -Xmx4G"
	########## Database connection ##########
	  [OK]   Connection to centreon
	  [OK]   Connection to centreon_storage
	  [OK]   Connection to root
	########## Security ##########
	  [OK]   Token signing key
	########## Broker connection ##########
	  [OK]   Connection to x.x.x.x 5758 port
	########## Authentication ##########
	  [OK]   Centreon Central authentication using user admin
	########## Protocol verification ##########
	  [WARNING] Centreon Map server configured to use HTTP protocol
	  [INFO] Centreon Central configured in Map to use https protocol.
	  [OK]   Centreon Central successfully answered to HTTPS request