runtime error

Exit code: 1. Reason: ientConnectionException: Database may be already in use: "/home/ubuntu/.halo2/db/halo-next.mv.db". Possible solutions: close all other connection(s); use the server mode [90020-232] at org.h2.message.DbException.getJdbcSQLException(DbException.java:690) ~[h2-2.3.232.jar!/:na] at org.h2.message.DbException.getJdbcSQLException(DbException.java:489) ~[h2-2.3.232.jar!/:na] at org.h2.message.DbException.get(DbException.java:212) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.db.Store.convertMVStoreException(Store.java:165) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.db.Store.<init>(Store.java:142) ~[h2-2.3.232.jar!/:na] at org.h2.engine.Database.<init>(Database.java:326) ~[h2-2.3.232.jar!/:na] at org.h2.engine.Engine.openSession(Engine.java:92) ~[h2-2.3.232.jar!/:na] at org.h2.engine.Engine.openSession(Engine.java:222) ~[h2-2.3.232.jar!/:na] at org.h2.engine.Engine.createSession(Engine.java:201) ~[h2-2.3.232.jar!/:na] at org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:344) ~[h2-2.3.232.jar!/:na] at io.r2dbc.h2.client.SessionClient.<init>(SessionClient.java:58) ~[r2dbc-h2-1.0.0.RELEASE.jar!/:1.0.0.RELEASE] at io.r2dbc.h2.H2ConnectionFactory.getSessionClient(H2ConnectionFactory.java:117) ~[r2dbc-h2-1.0.0.RELEASE.jar!/:1.0.0.RELEASE] ... 16 common frames omitted Caused by: org.h2.mvstore.MVStoreException: The file is locked: /home/ubuntu/.halo2/db/halo-next.mv.db [2.3.232/7] at org.h2.mvstore.DataUtils.newMVStoreException(DataUtils.java:996) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.SingleFileStore.lockFileChannel(SingleFileStore.java:143) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.SingleFileStore.open(SingleFileStore.java:117) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.SingleFileStore.open(SingleFileStore.java:81) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.MVStore.<init>(MVStore.java:286) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.MVStore$Builder.open(MVStore.java:2035) ~[h2-2.3.232.jar!/:na] at org.h2.mvstore.db.Store.<init>(Store.java:133) ~[h2-2.3.232.jar!/:na] ... 23 common frames omitted

Container logs: