Creating confidence from errors
When Lovable errors, they'll make it clear that the logs have been sent somewhere internally.
Design Examples
Error Message Examples from Real Products
See how companies like Lovable, Amazon and Slack design error messages, including promo code rescues at checkout, soft typo warnings and themed error pages.
Real world examples:
Updated: 23/09/2026, view all 1,490 examples
Examples on Built for Mars include
'Lovable has been notified' builds trust
Bloom & Wild swaps invalid codes for 10% off
Slack warns of email typos without blocking
The Dogs of Amazon
On error pages, Amazon will sometimes show a dog from their “Dogs of Amazon” list.
10% to avoid disappointment
To save disappointment (and stop you from Googling better codes), Bloom & Wild will give you 10% off if you enter an incorrect discount code.
Providing an alternative promo code
If you enter an incorrect code into Dominos, they'll present you an offer from their library.
Cineworld's error messages
If you run into an error while booking cinema tickets, you'll see a themed movie quote.
Mistakes = learning
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FAQs
What makes an error message build trust rather than frustration?
Saying the team has already been notified shows that errors are monitored, which builds longer-term confidence that the product will improve. For example, Lovable adds a single line, "Lovable has been notified", beneath its "Something went wrong" message.
Why offer a discount when someone enters an invalid promo code?
A rejected code often sends people to Google in search of a working one, where competitors bid on those keywords. Offering an alternative on the spot keeps them in the checkout. For instance, Domino's surfaces an offer from its own library, while Bloom & Wild gives a one-click 10% off, a tactic worth testing when checkout abandonment is high.
Do playful error pages actually help?
Personality can take the edge off hitting a bug, but only if the message stays easy to read. As an example, Amazon shows photos from its "Dogs of Amazon" list on error pages. Cineworld uses themed movie quotes when ticket booking fails, although awkward styling makes them harder to read.
When should validation warn rather than block?
If the system is only guessing that an input is wrong, a soft warning avoids blocking valid entries while still catching mistakes early. This is what Slack does at signup. It asks whether "gmial" or "yaho" is correct but still lets people continue, so typos surface before anyone waits for a confirmation email that never arrives.
How can a first mistake be turned into part of onboarding?
Framing the error as expected behaviour lowers the sting and creates a natural moment to explain a mechanic. For example, Mimo tells learners that "a first mistake is part of learning" and uses that moment to introduce hearts, which are needed to complete lessons.
When is adding friction the right way to prevent errors?
A confirmation step is justified when an accidental action is costly and hard to undo, such as a duplicate payment. For instance, Airalo shows a modal when someone tries to buy the same item twice in quick succession and asks them to confirm before purchasing again.