Caused by: java.lang.IllegalArgumentException: error: addition of a duplicate key to a dictionary

Aspose.Words Product Family
1

Hey hi ! could you please take a look to identify for this simple file which is currently failing with error. what could be the cause ?
error-doc.docx (25.7 KB)

Error :
Caused by: java.lang.IllegalArgumentException: error: addition of a duplicate key to a dictionary

Any help around root cause analysis ? Noticed this new type of error with aspose version 25.7

2

@ELSSAM_elsevier_com

Hello!

Thank you for reaching out and providing the details about the error you’re encountering with Aspose.Words for Java. The error message java.lang.IllegalArgumentException: error: addition of a duplicate key to a dictionary typically indicates that there is a duplicate entry being added to a dictionary, which isn’t allowed.

Here are some steps you can take to identify and resolve the issue:

Steps to Troubleshoot:

  1. Inspect the Document:
    Open the file error-doc.docx in a text editor or a tool like Aspose.Words or Microsoft Word to identify any duplicate entries, such as bookmarks, form fields, or other elements that might be causing the issue.

  2. Simplify the Document:
    Try to create a simplified version of error-doc.docx. Gradually add back elements to identify the specific part of the document that causes the error. This can help pinpoint the exact cause.

Code Sample to Load and Detect Issues:

Below is a code snippet to load the document using Aspose.Words and see if you can catch more information about the error.

import com.aspose.words.Document;
import java.io.FileInputStream;

public class LoadDocument {
    public static void main(String[] args) {
        try (FileInputStream fis = new FileInputStream("error-doc.docx")) {
            Document doc = new Document(fis);
            System.out.println("Document loaded successfully.");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

Relevant Documentation:

Additional Recommendations:

  • Make sure you are using the latest version of Aspose.Words for Java. You mentioned version 25.7, but ensure it is the most recent update in your particular release series.

  • Verify if there are any known issues related to duplicate keys in the forums or documentation. Sometimes hotfixes or updates are released for newly reported issues.

  • If the issue persists, consider contacting Aspose support with the error file for a more detailed investigation. They can provide more specific insights into your document.

Please try these steps and let me know if you need further assistance or detailed information on any part of the process. My aim is to help you resolve this issue as efficiently as possible.

Looking forward to your feedback.

3

@ELSSAM_elsevier_com
We have opened the following new ticket(s) in our internal issue tracking system and will deliver their fixes according to the terms mentioned in Free Support Policies.

Issue ID(s): WORDSNET-28536

You can obtain Paid Support Services if you need support on a priority basis, along with the direct access to our Paid Support management team.

4

The issues you have found earlier (filed as WORDSNET-28536) have been fixed in this Aspose.Words for Java 25.9 update.