java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago.Error Code: 0

Oracle Community | 807581 | 10 years ago
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    urgent issue: run glassfish on fedora with mysql, get connection failure

    Oracle Community | 10 years ago | 807581
    java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago.Error Code: 0
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    Deploy an enterprise app to SJSAS 9.0 update1

    Oracle Community | 9 years ago | 807581
    java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago.Error Code: 0
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    EJB3 SunAppServer i Firebird

    Google Groups | 10 years ago | Kolszew
    java.sql.SQLException: Error in allocating a connection. Cause: Error instantiating class : org.firebirdsql.jdbc.FBDataSourceError Code: 0
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    Netbeans IDE Users - Internal Exception: java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)

    nabble.com | 4 months ago
    java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES) > Error Code: 1045
  6. 0

    Plase HELP ! SQL ERROR =>> An I/O error occurred while receiving the TDS prelogin response.

    microsoft.com | 1 year ago
    java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: The TDS prelogin response is incomplete. The target server must be SQL Server 2000 or later.Error Code: 0

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    Root Cause Analysis

    1. java.sql.SQLException

      Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago.Error Code: 0

      at oracle.toplink.essentials.exceptions.DatabaseException.sqlException()
    2. oracle.toplink.essentials
      EntityManagerFactoryImpl.createEntityManager
      1. oracle.toplink.essentials.exceptions.DatabaseException.sqlException(DatabaseException.java:289)
      2. oracle.toplink.essentials.jndi.JNDIConnector.connect(JNDIConnector.java:135)
      3. oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(DatasourceLogin.java:170)
      4. oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource(DatabaseSessionImpl.java:537)
      5. oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(EntityManagerFactoryProvider.java:180)
      6. oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:230)
      7. oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:78)
      8. oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:113)
      9. oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:84)
      9 frames
    3. Common Utilities
      EntityManagerWrapper.createQuery
      1. com.sun.enterprise.util.EntityManagerWrapper._getDelegate(EntityManagerWrapper.java:166)
      2. com.sun.enterprise.util.EntityManagerWrapper.createQuery(EntityManagerWrapper.java:271)
      2 frames
    4. com.ixisoft.test
      CustomerManagerBean.getMyCustomer
      1. com.ixisoft.test.CustomerManagerBean.getMyCustomer(CustomerManagerBean.java:47)
      1 frame
    5. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      4. java.lang.reflect.Method.invoke(Method.java:585)
      4 frames
    6. com.sun.enterprise
      EJBSecurityManager.runMethod
      1. com.sun.enterprise.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1050)
      1 frame
    7. Security Core Classes
      SecurityUtil.invoke
      1. com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java:165)
      1 frame
    8. Embedded GlassFish Web
      BaseContainer.intercept
      1. com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(BaseContainer.java:2766)
      2. com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java:3847)
      2 frames