I have a wizard that updates and/or deletes some selected lines in a tree (in particular, invoices). But if I delete any lines, I get messages to the tune that ‘You are trying to read records that don’t exist anymore’ when my wizard returns. How to refresh/update the selected lines cleaning this u…

Found this https://discuss.tryton.org/t/data-reloading-using-on-write-method different, but the technique seems to work only partially for me… I still get the above message sometimes but, if so, it is now only once, instead of multiple times. strange… [updated]

Deleting active records in wizard is not supported.

Hmm, what would be needed to support such an operation? Alternately, as a workaround, would it be possible to queue up deletion of the records upon return from the wizard?

I do not think it is a desirable behavior. We should not encourage deleting records in wizard because it is a lost of information.

In the case in hand, there is no lost information. Multiple invoices are merged into one, the empty ones simply need to be destroyed. The reason a wizard is used instead of a simple action is the need to be able to order the draft invoices prior to the merge… (a draft invoice per delivery) but the…

For me, it is not a valid use case. We have some modules to deal with invoice grouping that does not require deletion. More over, there is a lost of information by deleting the invoices. They can simply be canceled. Even if I do not consider this way of working as best practice.

How to refresh because wizard modifies selected lines

Support Developer

Topic		Replies	Views
How to automatically update the client interface after a Wizard Developer	5	953	January 31, 2021
Data reloading using on_write method Developer	7	901	April 11, 2019
Sao client how to avoid #ERROR when deleting a line with a wizard Developer	12	116	January 27, 2025
Refresh list after Wizard added new records (list view) Developer	1	425	October 19, 2020
How to call the existing fields of a record using a Wizard? Developer	2	1265	January 25, 2021

How to refresh because wizard modifies selected lines

Related topics