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IDProjectCategoryView StatusLast Update
0010261Talerwallet-corepublic2026-09-19 14:40
ReporterChristian Grothoff Assigned ToFlorian Dold Resolution deadline
ImplementerReviewer 
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Estimated effort (hours)Actual effort (hours)0 
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Work packagenone
PrioritynormalSeveritymajorReproducibilityalways
Status informingResolutionfixed 
Platformi7OSDebian GNU/LinuxOS Versionsqueeze
Product Version1.0 
Target Version1.6Fixed in Version1.6 
Summary0010261: wallet(-core) keeps requesting order status from merchant backend after 404 [4h]
DescriptionI have a very old transaction that is rendered as "Transaction failed" in my (WebExtension) taler wallet.
I noticed that the webextension makes GET requests to the backend (even if I don't view the transaction details) for each of these failed / old / ancient transactions, even though they have long expired and the merchant has deleted the orders.

The merchant responds with a 404, but wallet-core keeps repeating the request.

Once we grow, this will be deadly for merchant backends as they'll get DDoSed by Taler wallets requesting ancient orders.
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Florian Dold

2026-07-29 10:52

manager   ~0029302

commit 3074e4580522201d8baad0f066fa12d4dbb079bb (HEAD -> master)
Author: Florian Dold <dold@taler.net>
Date: Wed Jul 29 12:47:01 2026 +0200

    harness: check that a deleted order settles the payment transaction
    
    Issue: https://bugs.taler.net/n/10261

commit 17017a3d53155473433ac0f74a4939c063a43c48
Author: Florian Dold <dold@taler.net>
Date: Wed Jul 29 12:46:57 2026 +0200

    wallet-core: stop asking the merchant about a deleted order
    
    A merchant that deleted an order answers every request about it with the same
    404, so the wallet's retries only piled up requests that could never be
    satisfied, for as long as the transaction existed.
    
    Issue: https://bugs.taler.net/n/10261

Issue History

Date ModifiedUsernameFieldChange
2025-08-19 13:41Christian GrothoffNew Issue
2025-08-19 13:41Christian GrothoffStatusnew => assigned
2025-08-19 13:41Christian GrothoffAssigned To => Florian Dold
2025-10-08 19:09Christian GrothoffTarget Version1.1 => 1.5
2026-02-16 11:41Florian DoldSummarywallet(-core) keeps requesting order status from merchant backend after 404 => wallet(-core) keeps requesting order status from merchant backend after 404 [4h]
2026-02-22 13:32Christian GrothoffTarget Version1.5 => 1.6
2026-02-22 14:07Christian GrothoffStatusassigned => implementing
2026-05-29 19:09Christian GrothoffTarget Version1.6 => 1.8
2026-07-29 10:52Florian DoldStatusimplementing => informing
2026-07-29 10:52Florian DoldResolutionopen => fixed
2026-07-29 10:52Florian DoldNote Added: 0029302
2026-07-29 10:52Florian DoldTarget Version1.8 => 1.6
2026-09-19 14:40Christian GrothoffFixed in Version => 1.6