Update lightGallery version

Oct 13, 2025 by talynt.org 26 views

Introduction

As a user, there's nothing more frustrating than trying to access a documentation page that seems to be broken. The page loads, but the content disappears, leaving you with a blank screen and a cryptic error message in the console. In this article, we'll delve into the issue of a broken documentation page, specifically the one at https://www.lightgalleryjs.com/docs/getting-started/. We'll explore the steps to reproduce the issue, the error message in the console, and the environment in which the issue occurs.

Description

The documentation page at https://www.lightgalleryjs.com/docs/getting-started/ seems to be broken. When you visit the page, the content appears for a short while, but then it blanks out. This issue is not limited to a single page; it affects all pages on the site.

Steps to Reproduce

To reproduce the issue, follow these steps:

Go to https://www.lightgalleryjs.com/docs/getting-started/.
Observe the content on the page. It should load and display the documentation.
Wait for a few seconds. The content will disappear, leaving a blank screen.
Check the console for error messages.

Error Message in Console

The error message in the console is as follows:

webwhiz-sdk.js:1 app SyntaxError: Unexpected end of JSON input
    at JSON.parse (<anonymous>)
    at decode (webwhiz-sdk.js:1:3259)
    at App.<anonymous> (webwhiz-sdk.js:1:31804)
    at Generator.next (<anonymous>)
    at webwhiz-sdk.js:1:536
    at new Promise (<anonymous>)
    at __awaiter (webwhiz-sdk.js:1:281)
    at App.main (webwhiz-sdk.js:1:31741)
    at App.<anonymous> (webwhiz-sdk.js:1:35524)
    at Generator.next (<anonymous>)
(anonymous) @ webwhiz-sdk.js:1
r @ webwhiz-sdk.js:1
Promise.then
d @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
__awaiter @ webwhiz-sdk.js:1
init @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1

Environment

The issue has been reproduced in the following environment:

Browser and version: Reproduced in Chrome v134 and Safari 16.6.
OS: Reproduced on MacOS and Windows.
lightGallery version: Not sure (included with 3rd party solution).

Analysis

The error message in the console suggests that there's an issue with parsing JSON input. The webwhiz-sdk.js file is attempting to parse a JSON object, but it's encountering an unexpected end of input. This could be due to a number of reasons, including:

Corrupted JSON data: The JSON data being parsed might be corrupted or incomplete, causing the parser to fail.
Incorrect JSON formatting: The JSON data might be formatted incorrectly, leading to the parser failing to parse it.
JavaScript error: There might be a JavaScript error occurring in the webwhiz-sdk.js file, causing the parser to fail.

Conclusion

In conclusion, the documentation page at https://www.lightgalleryjs.com/docs/getting-started/ seems to be broken. The issue is reproducible in Chrome v134 and Safari 16.6 on MacOS and Windows. The error message in the console suggests that there's an issue with parsing JSON input. To resolve this issue, the developers should investigate the webwhiz-sdk.js file and ensure that the JSON data is being parsed correctly. Additionally, they should check for any JavaScript errors occurring in the file.

Recommendations

Based on the analysis, the following recommendations can be made:

Check JSON data: Verify that the JSON data being parsed is correct and complete.
Check JSON formatting: Ensure that the JSON data is formatted correctly.
Check JavaScript errors: Investigate any JavaScript errors occurring in the webwhiz-sdk.js file.
Update lightGallery version: If the issue is related to the lightGallery version, update it to the latest version.

Introduction

In our previous article, we analyzed the issue of a broken documentation page at https://www.lightgalleryjs.com/docs/getting-started/. We explored the steps to reproduce the issue, the error message in the console, and the environment in which the issue occurs. In this article, we'll provide a comprehensive Q&A section to help you better understand the issue and its possible solutions.

Q: What is the issue with the documentation page?

A: The issue with the documentation page is that it seems to be broken. When you visit the page, the content appears for a short while, but then it blanks out. This issue is not limited to a single page; it affects all pages on the site.

Q: What is the error message in the console?

A: The error message in the console is as follows:

webwhiz-sdk.js:1 app SyntaxError: Unexpected end of JSON input
    at JSON.parse (<anonymous>)
    at decode (webwhiz-sdk.js:1:3259)
    at App.<anonymous> (webwhiz-sdk.js:1:31804)
    at Generator.next (<anonymous>)
    at webwhiz-sdk.js:1:536
    at new Promise (<anonymous>)
    at __awaiter (webwhiz-sdk.js:1:281)
    at App.main (webwhiz-sdk.js:1:31741)
    at App.<anonymous> (webwhiz-sdk.js:1:35524)
    at Generator.next (<anonymous>)
(anonymous) @ webwhiz-sdk.js:1
r @ webwhiz-sdk.js:1
Promise.then
d @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
__awaiter @ webwhiz-sdk.js:1
init @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1
(anonymous) @ webwhiz-sdk.js:1

Q: What is the environment in which the issue occurs?

A: The issue has been reproduced in the following environment:

Browser and version: Reproduced in Chrome v134 and Safari 16.6.
OS: Reproduced on MacOS and Windows.
lightGallery version: Not sure (included with 3rd party solution).

Q: What are the possible causes of the issue?

A: The possible causes of the issue are:

Corrupted JSON data: The JSON data being parsed might be corrupted or incomplete, causing the parser to fail.
Incorrect JSON formatting: The JSON data might be formatted incorrectly, leading to the parser failing to parse it.
JavaScript error: There might be a JavaScript error occurring in the webwhiz-sdk.js file, causing the parser to fail.

Q: How can I resolve the issue?

A: To resolve the issue, you can try the following:

Check JSON data: Verify that the JSON data being parsed is correct and complete.
Check JSON formatting: Ensure that the JSON data is formatted correctly.
Check JavaScript errors: Investigate any JavaScript errors occurring in the webwhiz-sdk.js file.
Update lightGallery version: If the issue is related to the lightGallery version, update it to the latest version.

Q: What are the benefits of resolving the issue?

A: Resolving the issue will ensure that the documentation page loads correctly, providing users with a better experience. This will also help to improve the overall performance and reliability of the site.

Q: How can I prevent similar issues in the future?

A: To prevent similar issues in the future, you can:

Regularly check for updates: Regularly check for updates to the lightGallery version and other dependencies.
Test thoroughly: Thoroughly test the site and its components to ensure that they are working correctly.
Monitor console errors: Monitor the console for errors and investigate any issues that arise.

By following these recommendations, you can help to prevent similar issues in the future and ensure that your site remains stable and reliable.