Android - Uploading Specific Pdf Shows Corrupted File Error

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Introduction

In this article, we will be discussing an issue that has been reported in the Android version of our app, where uploading a specific PDF file results in a corrupted file error. This issue has been reproduced in both staging and production environments, and we will be providing a detailed analysis of the problem and potential solutions.

Issue Description

The issue is as follows:

  • Launch the app and open a chat.
  • Attempt to upload the PDF file "Cio paid ₹0.90-2025-05-13.pdf" with the specified name.
  • The app displays an error message, indicating that the file is corrupted.

Expected Result

The expected result is that the user should be able to upload the PDF file with the specific name without any issues.

Actual Result

The actual result is that the user is unable to upload the PDF file with the specific name, and the app displays an error message.

Workaround

Unfortunately, there is no known workaround for this issue at this time.

Platforms

This issue has been reproduced on the following platforms:

  • Android: App
  • Android: mWeb Chrome (not reproducible)
  • iOS: App (not reproducible)
  • iOS: mWeb Safari (not reproducible)
  • iOS: mWeb Chrome (not reproducible)
  • Windows: Chrome (not reproducible)
  • MacOS: Chrome / Safari (not reproducible)
  • MacOS: Desktop (not reproducible)

Screenshots/Videos

A screenshot of the error message is available at the following link:

https://github.com/user-attachments/assets/d8529d97-96bd-4043-9932-33840a12b463

The PDF file that is causing the issue is also available for download:

Cio paid ₹0.90-2025-05-13.pdf

Analysis

After analyzing the issue, it appears that the problem is related to the specific name of the PDF file. The name "Cio paid ₹0.90-2025-05-13.pdf" seems to be causing the issue. It is possible that there is a bug in the app's file handling code that is causing the file to be corrupted when it is uploaded with this specific name.

Potential Solutions

Based on the analysis, the following potential solutions have been identified:

  • Update the file handling code: The app's file handling code may need to be updated to handle files with specific names correctly.
  • Add error handling: The app may need to add error handling to catch and handle corrupted file errors.
  • Test the app with different file names: The app should be tested with different file names to ensure that the issue is not specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.

Conclusion

In conclusion, the issue of uploading a specific PDF file resulting in a corrupted file error has been reported in the Android version of our app. The issue has been reproduced in both staging and production environments, and potential solutions have been identified. Further testing and analysis are needed to resolve this issue.

Recommendations

Based on the analysis, the following recommendations have been made:

  • Update the file handling code: The app's file handling code should be updated to handle files with specific names correctly.
  • Add error handling: The app should add error handling to catch and handle corrupted file errors.
  • Test the app with different file names: The app should be tested with different file names to ensure that the issue is not specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.

Future Work

Future work will involve further testing and analysis of the issue, as well as implementing the recommended solutions. The goal is to resolve this issue and ensure that the app functions correctly for all users.

Acknowledgments

Introduction

In our previous article, we discussed an issue that has been reported in the Android version of our app, where uploading a specific PDF file results in a corrupted file error. In this article, we will be providing a Q&A section to address some of the common questions and concerns related to this issue.

Q: What is the specific PDF file that is causing the issue?

A: The specific PDF file that is causing the issue is "Cio paid ₹0.90-2025-05-13.pdf". This file has a unique name that seems to be causing the problem.

Q: Why is the app displaying an error message when I try to upload the PDF file?

A: The app is displaying an error message because it is unable to handle the PDF file with the specific name. The file handling code in the app may need to be updated to handle files with specific names correctly.

Q: Is this issue specific to the Android version of the app?

A: No, this issue has been reproduced in both staging and production environments, which suggests that it may be a cross-platform issue.

Q: Can I upload other PDF files without any issues?

A: Yes, you should be able to upload other PDF files without any issues. The problem seems to be specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.

Q: What are the potential solutions to this issue?

A: The potential solutions to this issue include:

  • Update the file handling code: The app's file handling code may need to be updated to handle files with specific names correctly.
  • Add error handling: The app may need to add error handling to catch and handle corrupted file errors.
  • Test the app with different file names: The app should be tested with different file names to ensure that the issue is not specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.

Q: How can I help resolve this issue?

A: You can help resolve this issue by:

  • Providing feedback: If you experience any issues or errors, please provide feedback to the development team.
  • Testing the app: You can help test the app with different file names to ensure that the issue is not specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.
  • Reporting bugs: If you encounter any bugs or errors, please report them to the development team.

Q: When can I expect a fix for this issue?

A: We are working to resolve this issue as soon as possible. We will provide updates on the status of the fix and let you know when it is available.

Conclusion

In conclusion, the Q&A section provides answers to some of the common questions and concerns related to the issue of uploading a specific PDF file resulting in a corrupted file error. We hope that this information is helpful in addressing your questions and concerns.

Recommendations

Based on the Q&A section, the following recommendations have been made:

  • Update the file handling code: The app's file handling code should be updated to handle files with specific names correctly.
  • Add error handling: The app should add error handling to catch and handle corrupted file errors.
  • Test the app with different file names: The app should be tested with different file names to ensure that the issue is not specific to the "Cio paid ₹0.90-2025-05-13.pdf" file.

Future Work

Future work will involve further testing and analysis of the issue, as well as implementing the recommended solutions. The goal is to resolve this issue and ensure that the app functions correctly for all users.

Acknowledgments

The authors would like to thank the Applause Internal Team for reporting this issue and providing valuable feedback.