윈10 에서 잘 놀다가 이번에 윈11로 바꾸고 다시 셋팅했는데
서버 실행하면 에러가 뜨는데요,

java.sql.SQLException: Connections could not be acquired from the underlying database!
        at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)
        at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:529)        at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
        at l1j.server.L1DatabaseFactory.<init>(L1DatabaseFactory.java:89)
        at l1j.server.L1DatabaseFactory.getInstance(L1DatabaseFactory.java:44)
        at l1j.server.Server.databaseSetting(Server.java:72)
        at l1j.server.Server.<init>(Server.java:55)
        at manager.Manager.main(Manager.java:137)
Caused by: com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.
        at com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1319)
        at com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:557)
        at com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:477)
        at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:525)        ... 6 more

이런 내용은 무슨 문제일까요??

셋팅 과정이 잘못 된걸까요??