When does it happen?  After you have logged in? Do you get the login page?

воскресенье, 10 января 2021 г. в 06:12:35 UTC+3, jimka...@yahoo.com: 

> No input :-( 
> Guess we'll need to stick with 2.20.4. Don't really have a lot of time to 
> put into the 2.21 migration, at least for now. :-( :-(
>
> On Tuesday, December 22, 2020 at 10:36:16 AM UTC-8 jimka...@yahoo.com 
> wrote:
>
>> Sorry. The web2py version should obviously have been 2.21.1 in my message
>>
>> On Tuesday, December 22, 2020 at 10:14:26 AM UTC-8 jimka...@yahoo.com 
>> wrote:
>>
>>> Just trying to update to version 1.21.1 from 2.20.4. the app runs fine 
>>> under 2.20.4.
>>> Under 1.21.1, the welcome app comes up fine.  The admin/default/site 
>>> page comes up fine. But when I start the app (
>>> http://127.0.0.1:8000/MFMCurrAssetMgr/default/user/login?_next=/MFMCurrAssetMgr/default/index)
>>>  
>>> I hit an infinite loop in yatl/template.py?,  culminating in a 
>>> RecursionError.
>>>
>>> Given the traceback is entirely within gluon code, with no obvious 
>>> reference to my code other than the URI above, I'm hoping someone can give 
>>> me pointers to where to look next. I've looked in the default controller 
>>> and tried tracing  but it never actually seems to get into executing my 
>>> default/index.
>>>
>>> Environment is MacOS 10.15.7. Python is 3.7.8. I'm doing the upgrade 
>>> with web2py source. 
>>>
>>> Here's the start/end of the traceback
>>>
>>> Thanks in advance
>>> Jim
>>>
>>> Traceback (most recent call last):
>>> File "/Applications/web2py_dev/gluon/main.py", line 439, in wsgibase
>>> serve_controller(request, response, session)
>>> File "/Applications/web2py_dev/gluon/main.py", line 179, in 
>>> serve_controller
>>> page = run_view_in(response._view_environment)
>>> File "/Applications/web2py_dev/gluon/compileapp.py", line 729, in 
>>> run_view_in
>>> context=environment)
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 820, in parse_template
>>> return str(TemplateParser(text, context=context, path=path, lexers=
>>> lexers, delimiters=delimiters, reader=reader))
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 347, in __str__
>>> return self.to_string()
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 343, in to_string
>>> return self.reindent(str(self.content))
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 193, in __str__
>>> return ''.join(output_aux(node, self.blocks) for node in self.nodes)
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 193, in <genexpr>
>>> return ''.join(output_aux(node, self.blocks) for node in self.nodes)
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 102, in output_aux
>>> if isinstance(node, BlockNode) \
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 174, in output
>>> return ''.join(output_aux(node, blocks) for node in self.nodes)
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 174, in <genexpr>
>>>
>>> ...
>>>
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 174, in <genexpr>
>>> return ''.join(output_aux(node, blocks) for node in self.nodes)
>>> File "/Applications/web2py_dev/gluon/packages/yatl/yatl/template.py", line 
>>> 102, in output_aux
>>> if isinstance(node, BlockNode) \
>>> RecursionError: maximum recursion depth exceeded while calling a Python 
>>> object
>>>
>>

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