diff --git a/build.gradle.kts b/build.gradle.kts
index b660bab..3372d47 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -28,10 +28,10 @@ dependencies {
 	implementation("org.jetbrains.kotlinx:kotlinx-coroutines-reactor")
 	implementation("io.github.microutils:kotlin-logging-jvm:2.0.6")
 	// https://mvnrepository.com/artifact/net.folivo/matrix-spring-boot-bot
-//	implementation ("net.folivo:matrix-spring-boot-bot:0.4.6")
+	implementation ("net.folivo:matrix-spring-boot-bot:0.4.6")
 	developmentOnly("org.springframework.boot:spring-boot-devtools")
 	runtimeOnly("com.h2database:h2")
-//	runtimeOnly("io.r2dbc:r2dbc-h2")
+	runtimeOnly("io.r2dbc:r2dbc-h2")
 	providedRuntime("org.springframework.boot:spring-boot-starter-tomcat")
 	testImplementation("org.springframework.boot:spring-boot-starter-test")
 	testImplementation("io.projectreactor:reactor-test")
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/entities/User.kt b/src/main/kotlin/eu/fosil/okupamicoche/entities/User.kt
index f7552f2..f7e1801 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/entities/User.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/entities/User.kt
@@ -11,8 +11,8 @@ class User(
     var matrixId: String,
     var name: String,
     var email: String? = null,
-    @OneToMany(mappedBy = "driver")
+    @OneToMany(mappedBy = "driver", fetch = FetchType.EAGER)  // https://stackoverflow.com/questions/22821695/how-to-fix-hibernate-lazyinitializationexception-failed-to-lazily-initialize-a
     var travelsAsDriver: List<Travel> = emptyList(),
-    @ManyToMany(mappedBy = "travelers")
+    @ManyToMany(mappedBy = "travelers", fetch = FetchType.EAGER)  // https://stackoverflow.com/questions/22821695/how-to-fix-hibernate-lazyinitializationexception-failed-to-lazily-initialize-a
     var travelsAsTraveler: List<Travel> = emptyList()
 )
\ No newline at end of file
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/spring/conf/WebSecurityConfig.kt b/src/main/kotlin/eu/fosil/okupamicoche/spring/conf/WebSecurityConfig.kt
index 084e941..6023d8d 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/spring/conf/WebSecurityConfig.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/spring/conf/WebSecurityConfig.kt
@@ -38,6 +38,5 @@ class CorsGlobalConfiguration : WebFluxConfigurer {
         corsRegistry.addMapping("/**")
             .allowedOrigins("http://localhost:4200")
             .allowedMethods("*")
-//            .maxAge(3600)
     }
 }
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/PrivateTravelRestController.kt b/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/PrivateTravelRestController.kt
index 07a62fa..8ec5245 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/PrivateTravelRestController.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/PrivateTravelRestController.kt
@@ -65,7 +65,6 @@ class PrivateTravelRestController(
 
     @RequestMapping("/listusertravels")
     suspend fun listUserTravels(principal: Principal): ApiResponse<ListDto<TravelDto>> {
-        logger.debug { "principal=$principal" }
         return response {
             val userId = authService.currentUser(principal).id
             val useCase = ListUserTravels(travelRepository)
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/spring/services/AuthService.kt b/src/main/kotlin/eu/fosil/okupamicoche/spring/services/AuthService.kt
index 906d91e..5676c63 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/spring/services/AuthService.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/spring/services/AuthService.kt
@@ -5,6 +5,7 @@ import eu.fosil.okupamicoche.entities.UserId
 import eu.fosil.okupamicoche.entities.UserIdNotFoundException
 import eu.fosil.okupamicoche.entities.UserKeycloak
 import eu.fosil.okupamicoche.repositories.TravelRepository
+import mu.KotlinLogging
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.security.oauth2.server.resource.authentication.JwtAuthenticationToken
 import org.springframework.stereotype.Service
@@ -14,11 +15,14 @@ import java.security.Principal
 class AuthService(
     private val travelRepository: TravelRepository
 ) {
+    private val logger = KotlinLogging.logger {}
+
     /**
      * Devuelve el id del usuario actual.
      */
     fun currentUser(principal: Principal): UserKeycloak {
         if (principal is JwtAuthenticationToken) {
+            logger.debug { "claims=${principal.token.claims}" }
             return UserKeycloak(principal.token.claims)
         }
         throw UserIdNotFoundException()
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/spring/services/MatrixService.kt b/src/main/kotlin/eu/fosil/okupamicoche/spring/services/MatrixService.kt
index 51f94e0..b9775d6 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/spring/services/MatrixService.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/spring/services/MatrixService.kt
@@ -3,33 +3,32 @@ package eu.fosil.okupamicoche.spring.services
 import eu.fosil.okupamicoche.entities.User
 import eu.fosil.okupamicoche.usecases.matrix.MatrixApi
 import mu.KotlinLogging
+import net.folivo.matrix.core.model.MatrixId
+import net.folivo.matrix.restclient.MatrixClient
 //import net.folivo.matrix.core.model.MatrixId
 //import net.folivo.matrix.restclient.MatrixClient
 import org.springframework.stereotype.Service
 import java.util.stream.Collectors
 
 @Service
-class MatrixService(
-//    private val matrixClient: MatrixClient
-    ): MatrixApi {
+class MatrixService(private val matrixClient: MatrixClient) : MatrixApi {
     private val logger = KotlinLogging.logger {}
 
     override suspend fun createRoom(name: String, alias: String, usersToInvite: Set<User>, topic: String?): String {
-        logger.debug { "Creating room name=$name alias=$alias" }
-//        val usersToInviteId = usersToInvite.stream().map { user -> MatrixId.UserId(user.matrixId) }
-//        val roomId = matrixClient.roomsApi.createRoom(
-//            name = name,
-//            roomAliasId = MatrixId.RoomAliasId("#$alias:synapse"),
-////            invite = usersToInviteId.collect(Collectors.toSet()),
-//            topic = topic
-//        )
-//        return roomId.full
-        return "-1"
+        logger.debug { "Creating room name=$name alias=$alias full=${MatrixId.RoomAliasId("#$alias:synapse")}" }
+        val usersToInviteId = usersToInvite.stream().map { user -> MatrixId.UserId(user.matrixId) }
+        val roomId = matrixClient.roomsApi.createRoom(
+            name = name,
+            roomAliasId = MatrixId.RoomAliasId("#$alias:synapse"),
+            invite = usersToInviteId.collect(Collectors.toSet()),
+            topic = topic
+        )
+        return roomId.full
     }
 
     override suspend fun inviteUser(roomId: String, user: User) {
-//        val matrixUserId = MatrixId.UserId(user.matrixId)
-//        logger.debug { "Invite user $matrixUserId to room $roomId" }
-//        matrixClient.roomsApi.inviteUser(MatrixId.RoomId(roomId), matrixUserId)
+        val matrixUserId = MatrixId.UserId(user.matrixId)
+        logger.debug { "Invite user $matrixUserId to room $roomId" }
+        matrixClient.roomsApi.inviteUser(MatrixId.RoomId(roomId), matrixUserId)
     }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/eu/fosil/okupamicoche/usecases/matrix/CreateRoomForTravel.kt b/src/main/kotlin/eu/fosil/okupamicoche/usecases/matrix/CreateRoomForTravel.kt
index 801116d..878024f 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/usecases/matrix/CreateRoomForTravel.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/usecases/matrix/CreateRoomForTravel.kt
@@ -17,7 +17,7 @@ class CreateRoomForTravel(private val matrixApi: MatrixApi) {
     }
 
     private fun createRoomAlias(travel: Travel): String {
-        val alias = "$ROOM_ALIAS_PREFIX-${travel.origin}-${travel.destination}"
+        val alias = "${ROOM_ALIAS_PREFIX}_${travel.origin}-${travel.destination}"
         return alias.decapitalize().replace(' ', '_')
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index f4d2d17..fa412f9 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -25,11 +25,11 @@ matrix:
     serverName: synapse
     # The localpart (username) of the user associated with the application service
     # or just the username of your bot.
-    username: test
+    username: okupamicoche
     # (optional) Display name for the bot user.
     displayname: Okupa mi coche
     # (optional) The mode you want to use to create a bot. Default is CLIENT. The other is APPSERVICE.
-    mode: CLIENT
+    mode: APPSERVICE
     # (optional) Configure how users managed by your bot do automatically join rooms.
     # ENABLED allows automatic joins to every invited room.
     # DISABLED disables this feature.
@@ -57,7 +57,7 @@ matrix:
       # (optional) Use http or https. Default is true (so uses https).
       secure: false
     # The token to authenticate against the Homeserver.
-    token: "MDAxNWxvY2F0aW9uIHN5bmFwc2UKMDAxM2lkZW50aWZpZXIga2V5CjAwMTBjaWQgZ2VuID0gMQowMDIwY2lkIHVzZXJfaWQgPSBAdGVzdDpzeW5hcHNlCjAwMTZjaWQgdHlwZSA9IGFjY2VzcwowMDIxY2lkIG5vbmNlID0gYW5sX2M1fjU9eXlFflhyPQowMDJmc2lnbmF0dXJlILRwP6YGc6pNt9IB4Z3X3RCHLY2d5Qc8vCK8ubWqSfHBCg"
+    token: "30c05ae90a248a4188e620216fa72e349803310ec83e2a77b34fe90be6081f46"
   appservice:
     # A unique token for Homeservers to use to authenticate requests to application services.
     hsToken: "312df522183efd404ec1cd22d2ffa4bbc76a8c1ccf541dd692eef281356bb74e"