“org.h2.jdbc.JdbcSQLNonTransientConnectionException: Database may be already in use: null. Possible solutions: close all other connection(s); use the server mode [90020-200]” Code Answer


org.h2.jdbc.JdbcSQLNonTransientConnectionException: Database may be already in use: null. Possible solutions: close all other connection(s); use the server mode [90020-200]
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