On Friday, December 17, 2021 at 9:12:55 AM UTC-8 mostwanted wrote:

> This is happening on a live app, its live, hosted on pythonanywhere. I am 
> starting to suspect something though, I recently received an email from 
> pythonanywhere.com informing me that I should change  the system image of 
> my app because my app is running on an old one called "dangermouse", in a 
> year's time that system image will be absolute so I was encouraged to use a 
> new one & I changed it. But they also warned that  my code might need 
> modification to run with the new system image & i am starting to suspect 
> that the system image i chose is the one affecting the normal functionality 
> of my app!!!! Just suspicions because before i changed my system image all 
> was good.
>
>
Did the python version change when you changed system images?  

Also, in the ticket you may be able to see which of request.vars.sender and 
anchor is the null value.

Dave S
/dps


 

> On Friday, December 17, 2021 at 2:52:22 PM UTC+2 Jim S wrote:
>
>> Is it possible your were no longer logged in or that you cleared your 
>> browser cache before this happened?
>>
>> Sense really weird. Have you tried with a fresh install of web2py?
>>
>> Jim
>>
>> On Fri, Dec 17, 2021, 5:56 AM mostwanted <godir...@gmail.com> wrote:
>>
>>> But that's just the thing, I wasn't trying pass any data, i just trying 
>>> to create a new view for a new function In my admin interface, as soon as I 
>>> clicked create the error popped up & the view failed to create.
>>>
>>> On Thursday, December 16, 2021 at 7:31:55 PM UTC+2 Jim S wrote:
>>>
>>>> Looks like you're passing some data through the request vars and the 
>>>> value is Null.  Would need to see more code to be able to help.
>>>>
>>>> -Jim
>>>>
>>>> On Wednesday, December 15, 2021 at 12:09:08 AM UTC-6 mostwanted wrote:
>>>>
>>>>> Hi guys, I'm updating one of my very early projects, I was trying to 
>>>>> create a view and I got an error:  Error ticket for "admin", I dont 
>>>>> know what's causing it, how do I fix this? Its a new error that I have 
>>>>> never encountered before, thats the traceback below. I developed it with  
>>>>> Version 2.14.6
>>>>>
>>>>> Traceback
>>>>> Traceback (most recent call last):
>>>>> File "/home/sesoa/web2py/gluon/restricted.py", line 227, in restricted
>>>>> exec ccode in environment
>>>>> File "/home/sesoa/web2py/applications/admin/controllers/default.py" 
>>>>> <https://www.sesoa.co.bw/admin/default/edit/admin/controllers/default.py>,
>>>>>  
>>>>> line 2000, in <module>
>>>>> File "/home/sesoa/web2py/gluon/globals.py", line 417, in <lambda>
>>>>> self._caller = lambda f: f()
>>>>> File "/home/sesoa/web2py/applications/admin/controllers/default.py" 
>>>>> <https://www.sesoa.co.bw/admin/default/edit/admin/controllers/default.py>,
>>>>>  
>>>>> line 1484, in create_file
>>>>> redirect(request.vars.sender + anchor)
>>>>> TypeError: unsupported operand type(s) for +: 'NoneType' and 'str'
>>>>>
>>>>

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