com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

Oracle Community | Olivier Chorier Guest | 4 years ago
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    JDBC Pool unavailable induce failed deployment

    Oracle Community | 4 years ago | Olivier Chorier Guest
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

    Root Cause Analysis

    1. com.mysql.jdbc.exceptions.jdbc4.CommunicationsException

      Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

      at sun.reflect.GeneratedConstructorAccessor189.newInstance()
    2. Java RT
      GeneratedConstructorAccessor189.newInstance
      1. sun.reflect.GeneratedConstructorAccessor189.newInstance(Unknown Source)
      1 frame