News@Unidata
News and information from the Unidata Program Center
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News and information from the Unidata Program Center

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    Velocity Template Error

    • Unexpected Exception
    • Roller has encountered and logged an unexpected exception.
    Exception Velocity template error : standard
    Message Invocation of method 'retrieveWeblogEntries' in class org.apache.roller.weblogger.pojos.wrapper.WeblogCategoryWrapper threw exception javax.persistence.PersistenceException: Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.7.5.v20191016-ea124dd158): org.eclipse.persistence.exceptions.DatabaseException
    Internal Exception: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

    The last packet successfully received from the server was 32,736,676 milliseconds ago. The last packet sent successfully to the server was 1 milliseconds ago.
    Error Code: 0
    Call: SELECT id, description, image, name, position, websiteid FROM weblogcategory WHERE ((websiteid = ?) AND (name = ?))
    bind => [2 parameters bound]
    Query: ReadAllQuery(name="WeblogCategory.getByWeblog&Name" referenceClass=WeblogCategory sql="SELECT id, description, image, name, position, websiteid FROM weblogcategory WHERE ((websiteid = ?) AND (name = ?))") at roller-custom.vm[line 284, column 21]
    Type unidata:Weblog
    Exception org.apache.velocity.exception.MethodInvocationException