We have solved this problem by changing line 816, casting the Element.
"Element node = (Element) bufferRender(list).getItem(0);"

On Fri, Feb 19, 2021 at 3:02 AM Hari <[email protected]> wrote:

> I tried changing GWT to 2.9 and GXT 2.3.1a-gwt22.jar, most of the errors
> were because of the method name changes like you mentioned
> ContentPanel.setHeading being changed to html specific setters and getters,
> but one issue which i am not able to figure out is below error,
>
> Error:
> [Error]  Error in 'com/extjs/gxt/ui/client/widget/ListView.java'
> [Error]  Line 816: Type mismatch: cannot convert from Node to Element
>
> and this error is cascading to all the classes using ListView widget. Any
> idea on this specific issue?
> thanks
> On Friday, February 19, 2021 at 1:25:50 AM UTC+5:30 Ricardo Serathiuk
> wrote:
>
>> We have successfully updated a big ERP application. First of all, we have
>> changed the GWT version to a new version. After that, we have fixed all the
>> errors. I don't remember all the steps, because It was years ago. Some
>> methods were removed on GXT 2.3.1.a, for example the
>> ContentPanel.setHeading. In our case, the migration was easy because We
>> never use the GXT components directly. At the project beginning, We have
>> extended all the GXT components, and We have been using the extended
>> components in our code. We have recreated the removed methods in our
>> classes and overload them with the replacement method. We have made the
>> changes in XImages to extend ClientBundle, as described in my last message
>> too. The app has been working for years with these changes.
>>
>> I believe the major big step is to try to change the GWT version to
>> evaluate the impact.
>>
>> On Thu, Feb 18, 2021 at 3:32 PM Hari <[email protected]> wrote:
>>
>>> Hi we are trying to upgrade as well with GXT 2.3.1a  and GWT 2.9.0,
>>> could you please let me know if you were successful in your upgrade and any
>>> pitfalls which we need to be avoid.
>>>
>>> On Thursday, June 11, 2020 at 7:52:57 PM UTC+5:30 Ricardo Serathiuk
>>> wrote:
>>>
>>>> When we have migrated to GWT 2.6, We changed the GXT
>>>> com.extjs.gxt.ui.client.image.XImages class to extend ClientBundle and
>>>> changed its methods to return an ImageResource. After that, we changed the
>>>> components to utilize ImageResource instead of AbstractImagePrototype. We
>>>> made some other minor fixes which I don't remember now. We have been using
>>>> newer versions since its launch without problems with these modifications.
>>>> We have tested the version GWT 2.9.0 with this update and worked fine for
>>>> us.
>>>>
>>>> Priya said about version GWT 2.8.2, because of that I believe her
>>>> company has made some updates on GXT by yourselves. And about the migration
>>>> from 2.8.2 to 2.9.0, in my company, we haven't had problems with that. :)
>>>>
>>>> Em quinta-feira, 11 de junho de 2020 10:36:21 UTC-3, Colin Alworth
>>>> escreveu:
>>>>>
>>>>> There are multiple problems with using GXT 2.x with a recent version
>>>>> of GWT (anything since GWT 2.6 or so, released in 2014). Sencha hasn't
>>>>> offered support for GXT 2 since version 4 was released (and doesn't appear
>>>>> to provide support for GXT 4 any longer either), but the last time I ran
>>>>> into this, I was able to successfully change a few .java files in the jar
>>>>> and recompile to continue using GXT 2.
>>>>>
>>>>> But as Michael said, while GWT 2.6, 2.7, 2.8, 2.9 have added features
>>>>> and browser support, these will not necessarily help old GXT builds to 
>>>>> have
>>>>> bug fixes also, though it may still improve your compiled output size and
>>>>> runtime performance.
>>>>>
>>>>> On Thursday, June 11, 2020 at 7:13:31 AM UTC-5, Priya Kolekar wrote:
>>>>>>
>>>>>> Hi All,
>>>>>>
>>>>>> Currently our application has below versions -
>>>>>> 1. GWT - 2.8.2
>>>>>> 2. GXT - 2.3.1a
>>>>>>
>>>>>> We are planning to upgrade GWT from 2.8.2 to 2.9.0. But have query
>>>>>> regarding its compatibility towards GXT 2.3.1a.
>>>>>> I have gone through GXT Compatiblity version matrix page
>>>>>> <https://docs.sencha.com/gxt/3.x/guides/getting_started/Versions.html>,
>>>>>> but found nowhere officially mentioned that its supported.
>>>>>> So can you please confirm that GWT 2.9 is officially supported with
>>>>>> GXT 2.3.1a?
>>>>>>
>>>>> --
>>>
>> You received this message because you are subscribed to the Google Groups
>>> "GWT Users" group.
>>> To unsubscribe from this group and stop receiving emails from it, send
>>> an email to [email protected].
>>>
>> To view this discussion on the web visit
>>> https://groups.google.com/d/msgid/google-web-toolkit/9c23b5d4-37b2-47cb-84ae-0f4272de900en%40googlegroups.com
>>> <https://groups.google.com/d/msgid/google-web-toolkit/9c23b5d4-37b2-47cb-84ae-0f4272de900en%40googlegroups.com?utm_medium=email&utm_source=footer>
>>> .
>>>
>>
>>
>>
>> --
> You received this message because you are subscribed to the Google Groups
> "GWT Users" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/google-web-toolkit/075ac071-b970-40a9-8631-ee5c7f220cc7n%40googlegroups.com
> <https://groups.google.com/d/msgid/google-web-toolkit/075ac071-b970-40a9-8631-ee5c7f220cc7n%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
>

-- 
You received this message because you are subscribed to the Google Groups "GWT 
Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/google-web-toolkit/CALVte5xcoumQevvrv%3DcZsYc%2Bi9JD_7Q-CHkbvQHA_ezKc-pg2w%40mail.gmail.com.

Reply via email to