Caused by: org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "dataverserole_alias_key"
Detail: Key (alias)=(admin) already exists.
at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2533)
at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2268)
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:313)
at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:448)
at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:369)
at org.postgresql.jdbc.PgPreparedStatement.executeWithFlags(PgPreparedStatement.java:159)
at org.postgresql.jdbc.PgPreparedStatement.executeUpdate(PgPreparedStatement.java:125)
at sun.reflect.GeneratedMethodAccessor261.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.postgresql.ds.PGPooledConnection$StatementHandler.invoke(PGPooledConnection.java:428)
at com.sun.proxy.$Proxy489.executeUpdate(Unknown Source)
at com.sun.gjc.spi.base.PreparedStatementWrapper.executeUpdate(PreparedStatementWrapper.java:127)
at sun.reflect.GeneratedMethodAccessor261.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.gjc.spi.jdbc40.ProfiledConnectionWrapper40$1.invoke(ProfiledConnectionWrapper40.java:437)
at com.sun.proxy.$Proxy490.executeUpdate(Unknown Source)
at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.executeDirectNoSelect(DatabaseAccessor.java:898)