java.lang.NullPointerException | 9 months ago
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    Erro PostgreSQL: PoolingException - Cannot open connection | 2 years ago
    javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Cannot open connection
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    Creating JDBCRealm with postgres driver

    Stack Overflow | 3 years ago | user3203163
    org.apache.catalina.LifecycleException: Failed to start component [Realm[JDBCRealm]]
  4. 0

    c3p0:JDBC DataSources/Resource Pools / Mailing Lists | 1 year ago

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.postgresql.Connection.openConnection()
    2. PostgreSQL JDBC Driver
      1. org.postgresql.Connection.openConnection(
      2. org.postgresql.Driver.connect(
      2 frames
    3. Java RT
      1. java.sql.DriverManager.getConnection(
      2. java.sql.DriverManager.getConnection(
      2 frames
    4. Unknown
      1. TestPostGreSQL.main(
      1 frame