Release 10.1A: OpenEdge Development:
Java Open Clients

> ## Exception class hierarchy

> The 4GL exceptions classes are shown below, hierarchically:

>     java.lang.Exception
>        com.progress.common.exception.ProException
>           com.progress.open4gl.Open4GLException
>              com.progress.open4gl.BusySessionException
>              com.progress.open4gl.ConnectException
>                 com.progress.open4gl.BadURLException
>                 com.progress.open4gl.ConnectFailedException
>                 com.progress.open4gl.HostUnknownException
>                 com.progress.open4gl.InvalidNameServerPortException
>                 com.progress.open4gl.MsgVersionInvalidException
>                 com.progress.open4gl.NameServerCommunicationsException
>                 com.progress.open4gl.NameServerInterruptException
>                 com.progress.open4gl.NameServerMessageFormatException
>                 com.progress.open4gl.NoSuchAppServiceException
>              com.progress.open4gl.OutputSetException
>              com.progress.open4gl.RunTime4GLException
>                 com.progress.open4gl.RunTime4GLErrorException
>                 com.progress.open4gl.RunTime4GLQuitException
>                 com.progress.open4gl.RunTime4GLStopException
>              com.progress.open4gl.SystemErrorException

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