Handling and explaining errors gracefully so as to have the least negative impact on a user's experience and workflow.

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1
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2answers
63 views

How can unintentional duplicate purchases be prevented?

When a customer clicks to complete a purchase, if anything happens that prevents the confirmation page from loading (user temporarily loses internet connection, etc.), but the purchase is still ...
2
votes
3answers
73 views

How to increase visibility of required fields without interfering with error visibility

Context This is a heavily used internal application. Users are on the phone with clients during interaction with the UI. There is a small set of required fields indicated by an asterisk. Since the ...
1
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2answers
395 views

Form validation and disabled buttons [duplicate]

Allowing a user to submit and find errors is likely optimal compared to the cognitive load of searching a form to see why the button's disabled. However, this could be avoided by providing real-time ...
3
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2answers
102 views
7
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2answers
212 views

Is it a good idea to redirect expected page name misspellings/typos for critical web pages?

For example, would redirecting www.example.com/loogin to www.example.com/login be fine? Would it be better to automatically redirect users to the correct page or display a page stating that the user ...
4
votes
1answer
110 views

What should a good error email look like?

Upon errors in my applications, I'm sending out error emails. Both, developers and administrators get them. The huge amount of "information" inside the emails tend to make them helpful for ...
17
votes
7answers
2k views

Is it worth having custom 404 pages for different features of a web app?

We've seen a lot of beautiful custom error pages for server errors such as 404 and 503, but it seems like each site or app has just has one for whatever page you cannot reach. Is it in anyway ...
1
vote
1answer
126 views

What are the most common mistakes people make when entering their e-mails in a form?

I want to write some quite specific error messages for an e-mail form field in order for people to find out what they did wrong more quickly. – What are the most common mistakes people make when ...
0
votes
0answers
23 views

What is the best feedback for a generic error? [duplicate]

What error message can I use instead of the following: "Oops! Something's wrong.. Sorry!" "An error occurred." We are developing a business web app so I need something that's not too casual. Thanks ...
6
votes
3answers
147 views

If users encounter an error in an on-line/web process, typically what proportion actually complain?

Does anyone have any statistics or considered estimation on the proportion of users that contact a web site to inform/complain that an on-line process that they attempted failed? Further, does it ...
0
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1answer
33 views

Should I allow the user to err with explanation why, or remove possibilities to err without explanation?

I'm working on a simple design that raises not-so-simple discussion. This is my UI: User can add new items (country or region, i.e. State/DMA) using the combo above. When using combo at first, it ...
1
vote
3answers
249 views

When should I validate that the password in a confirmation field matches the first password entered?

If a user creation page has a field where you are asked to re-enter your password, when should the page validate that the second password matches the first? I do not have control over whether or not ...
3
votes
1answer
105 views

When to remove error color from field? On change or on focus?

I have a form. When the user puts in wrong information or an error shows up, the field color changes. Now, I'm confused as to when I should change the color back; should it be when the user focuses ...
4
votes
2answers
109 views

Do short response times increase errors for complex tasks?

I am currently dealing with a summary of "Designing the User Interface: Strategies for Effective Human-Computer Interaction (5th edition)" by Ben Shneiderman & Catherine Plaisant. In this summary ...
0
votes
2answers
87 views

When registration fails due to server problems, how to preserve entered data? [closed]

Imagine you're a user filling in a registration form on a website. The form has about 20 required fields, so it's not a small form. Because the entire form uses inline validation, you're confident you ...
3
votes
3answers
387 views

What is the best the message “Server is not Running” or “Please start the server” and why?

I need to show theis error message when local server is not running. I need to know which message is delivering the right information.
4
votes
4answers
295 views

Error handling - what to do with large error list?

We are rewriting our desktop application and we are thinking of improving the error handling and error notifications. Currently, it is only based on modal dialogs. But some of the messages contain ...
13
votes
8answers
3k views

Why are error codes on websites shown as “404 Not Found” [duplicate]

Most error pages on websites display http status codes in messages. Eg - "404 Not Found" Is that status code really helpful for a user? A previous question asked Are HTTP error codes ...
0
votes
3answers
54 views

Unknown page - what to do? Error or default (omision) page?

I'm currently working on a webpage whose links work as index.php?do=buy, ?do=sell, ?do=catalog, etc. However, I stopped for a second, and thought: what if someone changes it? (?do=idontexist) What ...
1
vote
1answer
131 views

How should I formulate a validation error message for a number field?

How should I formulate a validation error message for a number field? A number is expected. A number is required. The value should be a number. Number is not valid. Invalid number. Value is not a ...
1
vote
1answer
280 views

Best way to integrate validation errors and hints into web form

I'm creating a web form and have followed the best practices laid out here and on other UX sites so far. The one decision I still have to make is regarding the display of error messages and input ...
4
votes
1answer
4k views

Toast message or dialog message for displaying internet connection error message on application

We are designing a new android application. The app is in its initial stage of architectural design and UI definition. One of the main question is how to display internet connection error message, On ...
2
votes
5answers
733 views

Do people expect to mistype their passwords?

I expect people have to type in passwords pretty regularly. Sometimes if you haven't typed it in for a while but end up faced with a login prompt, you think you remember the password, type it in, and ...
3
votes
3answers
314 views

Am I providing too little feedback?

Consider this form in its blank state. Here's an example of an invalid entry. I pre-filled two fields because I belief that, edge cases aside, most users would attempt to use the form ...
2
votes
2answers
129 views

Can I ask a user to provide Mandatory description of the error?

In my app when an unhandled error occurs a popup window opens. It has a field to add additional info but it's optional. This is completely anonymous. Due to security issues I cannot use a stack-trace ...
2
votes
1answer
864 views

Design pattern for handling network connection errors

In case you didn't know, people are increasingly using smartphones. One problem that comes with smartphones is a shaky and unreliable internet connection. For "static" websites that primarily serving ...
2
votes
2answers
263 views

What's reasonable time lag before displaying a timeout message?

We're developing an online application and wondered what is the average/expected/reasonable about of time to make the user wait after form submission before we say "Hey sorry, we think there's a ...
0
votes
1answer
53 views

Related inputs workflow

This is the feature I need: Think of yourself as a part time employee. You are allowed to enter up to 2 time intervals to specify your availability for the day. So there are 4 ...
2
votes
3answers
146 views

What are the best options to show huge number of errors on multiple paginated list

We have a business application where users edit participants' payroll information across multiple income sources in a single list. A list would have - around 200 participants - each participant ...
1
vote
1answer
401 views

How should one phrase validation error messages?

What is the best phrase to use considering that these are short error messages that is positioned right beside the labels / input they are referring to. For example, there's a missing email address, ...
18
votes
4answers
859 views

Should users be directed to a 404 page or a landing page?

We have two pages. One is a landing page, given by the route /region. The other is a detail page for a particular region, given by the route /region/summary/{id}. The landing page is the normal way by ...
3
votes
1answer
285 views

Should I retry a manual refresh when network is available?

I have a mobile app that automatically downloads user content from the Internet according to a schedule. Sometimes it might miss a scheduled update because the device wasn't connected to the Internet ...
41
votes
6answers
3k views

How can I highlight errors when bright red is the main color of the brand?

I'm working on a mobile website for a client whose main brand color is red. The website header and headings are all red. CTA buttons are red too. How can I effectively separate errors (mostly in form ...
37
votes
3answers
2k views

Humor on the deathbed

Here is a rather accurate description of an extremely rare situation, displayed by a program right before seppuku: cannot handle the fatal error due to a fatal error in the fatal error handler! ...
3
votes
1answer
135 views

Navigating to details of an item from the list

I'm working on a Windows Phone 7 app that has a screen of some abstract items that we load from the server. If the user clicks on an item they are navigated to a "details page". Currently the ...
4
votes
2answers
285 views

Generic or dedicated error pages

The most common errorpage is the 404 error. Right now we are working on a website for a big client with several country websites. My idea for http errors is: One generic page which appologies for ...
20
votes
4answers
1k views

Are HTTP error codes user-friendly?

Why do we still have these HTTP error codes? For me it seems like they are completely useless for the user (not for all but most of them). It says nothing helpful (look at the screenshot above, it ...
9
votes
3answers
451 views

Messaging a user success and error messages at the same time

There's a screen in our app where the user performs a batch action to list some products on their online store. In the UI, they select the products from a list and click a 'list' button. During this ...
2
votes
2answers
84 views

Do we need to indicate that an activity that ran very quickly didn't error-out immediately?

We have a system that has a few maintenance activities that run very quickly (less than a second). Problem is, when users look at the log file for the system, seeing an activity that ran for 0 seconds ...
10
votes
3answers
6k views

What's the Android recommendation for error handling

I'm looking through the Android UX design docs, and I'm not finding an article for best practices around error handling. The type of errors I'm concerned with are limited functionality due to no ...
10
votes
2answers
379 views

Choosing appropriate words for error levels

I develop an open-source, system monitoring tool, ServiceMon, and I'd really appreciate some help choosing the right words to use for a feature. The state of the system that is being monitored is ...
7
votes
7answers
984 views

How to indicate a form-field error?

I have two candidates for indicating that a form field is in an error state. Option 1 Option 2 Should the error icon be in the field, or next to the label? Or something else? Or does it not ...
12
votes
3answers
892 views

Should we be optimistic or pessimistic with UI updates on AJAX requests?

We are discussing in our team how best to handle UI updates after a user does something to cause an AJAX request to the server. Here are options we are considering: Instantly update the UI and ...
33
votes
4answers
37k views

How to create a useful 500 internal server error page

I'm trying to create a useful HTTP Error 500 Internal server error page and the recommendations I have found and the live examples I have stumpled upon use a very simple layout. They basically ...
6
votes
3answers
184 views

How do I inform the user a component has stopped working?

This is my design challenge: The idea is to have a separate component integrated into a website, displaying data retrieved from another system. When a problem occurs with this other system, we are ...
9
votes
2answers
2k views

Is there a standard for the frequencies and or duration used for beeps?

Is there a standard for the frequencies and or duration used for error or alert beeps? When I hear a ding or bing sound, I sometimes find that the frequency of the tone is too high or low (in my ...
26
votes
8answers
12k views

How to tell the user his login credentials are incorrect?

When a user has entered incorrect details into a login form, is it better to tell them: The username or password you have entered is invalid. or The user name you have entered is invalid (for ...
3
votes
4answers
228 views

Positive connotation Icon for number of errors

We have a game where we need to count number of errors as performance criteria. We are looking for a way to positively note the scores. One idea was to make an association to golfing by naming it ...