In the final stretch before the start of the school year, while many families go to the stores to make the traditional supplies tour, the Crédit Mutuel and CIC cards are experiencing a massive failure.
This Saturday, August 30, in the afternoon, many customers were refused payment without explanation. The reason behind this situation, a massive breakdown that affects the Crédit Mutuel network and its CIC and Monabanq subsidiaries. Testimonies flock to social networks. Users explain that they had to abandon their shopping at the checkout. Others are annoyed to have no response from customer service or official communication from the bank via the application or by email.
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@CreditMutuel When you have to send letters to 12 euros for an unauthorized overdraft, there are people on the other hand when there is a national failure which makes you hide in the checkout there is no one!
We will quickly get out of this bank! pic.twitter.com/hd9gKWlmRE– El Pasota 🧉 (@elpasta14) August 30, 2025
On the Downdetector site, which lists massive breakdowns in real time, we can observe a peak of reporting from 17 hours And the situation does not seem to be regularized at the moment. The cause of these major dysfunctions remains unknown. It concerns several regions of France, it is therefore a priori a localized incident. Rennes, Lille, Strasbourg or Nantes, there are many cities.
Bonjour @CreditMutuel (The bank that belongs to its customers), the blue cards that have not been working since 5 p.m. (on a Saturday), the unreachable of your after -sales service and no official communication from you, are we talking about it?
– Lou (@meljzw) August 30, 2025
How to proceed?
On the Crédit Mutuel application, the card section has been inaccessible for several hours. It is also impossible to make a transfer of a Crédit Mutuel group to another, the operation fails tirelessly. Customer service seems to be saturated while the number of customers affected is not yet known.
For the time being, the various banks concerned do not communicate on the procedure to settle the situation. Crédit Mutuel has been contacted by us and this article will be updated. Note that on DowndeTector always, Crédit Agricole has seen its number of reports soar. After verification by writing, the application and payment have no malfunction for the moment.
A resolution at 7:30 p.m.?
According to information from France Infothe bank evokes a “Internal dysfunction”. The origin of this breakdown having paralyzed many customers in the middle of the afternoon was, still according to representatives interviewed by France Info, “Quickly identified”. Mutual credit “His sincere apologies to the members, customers and trader concerned”. At 8:24 pmwe are managed to make a transfer From the Crédit Mutuel application to another banking organization. Note that this was still impossible a few minutes ago, suggesting a return to normal by wave.
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