[Bluej-discuss] Cannot create an instance of Class.

[Andrew McKenzie]

Hi Todd

Thank you for your response.  I initially tried pointing BlueJ to JDK 1.5 -
but it still wouldn't work.  I have uninstalled and re-installed it - happy
to say, thus far, firing on all cylinders.

Thank you for indulging an absolute novice.

Regards
Andrew


On 10/5/06, Todd O'Bryan <toddobryan at mac.com> wrote:
>
> As you suspect, it is a JDK problem. You need at least version 1.5.0 for
> the 3rd edition of the book.
>
> Todd
>
> On Thu, 2006-10-05 at 00:10 +0100, Andrew McKenzie wrote:
> > I am somewhat frustrated and there is nothing worse than this as it is
> > probably caused by my ignorance.
> >
> > I have just started working through the book and I am in chapter 1 -
> > opened up 1st example and had the same problem as Lawrence - I am
> > trying to compile as suggested by Ian - but for some or other reason
> > I am picking up faults with the code.  I apologise as I do not believe
> > there are any problems - once again I am sure that it is me.
> >
> > Anyway BlueJ tells me the following:
> >
> > In Square - line 174 cannot access Canvas
> > In Circle - line 175 cannot access Canvas
> > In Triangle - line 177 cannot access Canvas
> > (bit of a theme here)
> >
> > In Canvas - line 45 <identifier> expected  -  the actual code:
> > private List<Object> objects;
> >
> > So I keep trying to compile but obviously with these problems it won't
> > compile - so I can't create an object and all the rest of chapter 1 -
> > I even thought there may be some errata on the web site hence I ended
> > up here.
> >
> > I've had a look at Chapter 2 - examples work fine - Chapter 3 -
> > picks up problems again??
> >
> > I've installed BlueJ 2.1.2 - could it be a JDK version conflict??
> > Under preferences - Libraries - I am pointing to j2sdk1.4.2_12 lib??
> > Could this be a problem?
> >
> > Any ideas?
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