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| Re: Open a new report in an older environment [message #485217 is a reply to message #484931] |
Thu, 10 September 2009 19:51   |
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Neil,
I do not think there is an easy way to do this, because many rom
elements that are new may have been added.
Jason
Neil Wang wrote:
> Hi,
>
> Here is the issue I am trying to solve.
>
> 1. When I opened a new report template in an older environment, a
> warning dialog popped up and said "The report file of version "3.2.17"
> is not supported."
>
> 2. I opened the report template and it's version is 3.2.17 where the
> version of a template I created in the older environment is 3.2.16.
> 3. I manually changed the version of the new template to 3.2.16 and it
> works fine with a data source that has two, three entries of data.
> 4. I also noticed that the BIRT designer that is used to create the
> templates in the old environment has a version of 2.3.0 and the new
> templates are created by BIRT 2.3.2.
>
> Is there a way to make the templates backwards compatible? Please advise.
>
> Neil
>
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| Re: Open a new report in an older environment [message #485432 is a reply to message #485428] |
Fri, 11 September 2009 17:30 |
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Neil,
When we add new report items to the rom, previous engines will have no
idea on how to process them.
Jason
Neil Wang wrote:
> Hi,
>
> I assume rom means reporting object model? Does that mean a new version
> of BIRT causes this to happen?
> Please advise,
>
> regards,
>
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| Re: Open a new report in an older environment [message #485976 is a reply to message #485968] |
Tue, 15 September 2009 19:04 |
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Neil,
You will probably have to search bugzilla to see all the changes that
were made. There should not be that many as you are only talking about
a minor version number change.
Jason
Neil Wang wrote:
> Hi,
>
> I changed the version number manually and it works fine. Is it safe to
> assume that if I use the features that exist in the previous version, my
> report template should always be backwards compatible? Also, is there a
> way to determine what features might break the backwards compatibility?
> (A list of new feature after BIRT 2.3.0?)
>
> please advise.
>
> regards,
>
> Neil
>
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