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PDF Conversion Issues

Fix Adobe Reader XI Conversion Error Exporting PDFs to Word or Excel

Steve KSteve K Oct 19, 2026 869 views

Question details

The user is unable to convert PDF files to Word or Excel formats using Adobe Reader XI or Adobe ExportPDF due to persistent application crash errors.

How to Fix Adobe Reader XI Conversion Error When Exporting PDFs to Word or Excel
Product
Adobe Reader XI / Adobe ExportPDF
Device & OS
not provided
Scenario
Attempting to export or convert an existing PDF document into an editable Microsoft Word or Excel file.
Observed behavior
The application fails to convert the file, displaying ACROMISSINGCOMPWCLASS and ACRORD32.EXE errors. Changing compatibility settings or disabling Protected Mode does not resolve the crashes.
Before you start

Ensure you have your Adobe ID credentials ready to access the web-based version of the service, and verify that your Windows account has administrator privileges to perform a clean reinstallation if needed.

Solution 1Recommended

Use the Adobe ExportPDF Web Service

Bypass local application errors by using Adobe's cloud-based conversion service directly in your web browser.

When the desktop application is corrupted, the most immediate workaround is to use the online version of the tool. The web interface operates independently of local software issues.

1
Open Your Web Browser

Launch your preferred internet browser and navigate to cloud.acrobat.com.

2
Sign In with Adobe ID

Enter your Adobe ID and password to log into your account.

3
Upload and Convert

Use the web interface to upload the PDF file you wish to convert, and select Word or Excel as the output format to complete the export process.

Use the Adobe ExportPDF Web Service
Instant Workaround: Using the web version allows you to continue your work immediately without waiting for software troubleshooting.
All-in-One PDF Converter

Convert PDFs to Word and Excel Seamlessly with WPS Office

Avoid frustrating local application errors by using the built-in PDF converter in WPS Office. It flawlessly transforms PDF documents into editable Word, Excel, or PowerPoint files without relying on unstable third-party plugins.

  1. 1. Open Your PDF in WPS Office: Launch WPS Office and open the PDF document you want to convert.
  2. 2. Access the Conversion Tools: Navigate to the 'Tools' tab on the top ribbon and click on either 'PDF to Word' or 'PDF to Excel' depending on your needs.
  3. 3. Set Conversion Preferences: Select the specific pages you want to convert and choose your desired output location.
  4. 4. Start the Conversion: Click 'Convert' to instantly transform your PDF into a fully editable document format.
Flawlessly converts PDFs to Word, Excel, and PowerPoint natively.Fully compatible with Microsoft Office formats (DOCX, XLSX).Lightweight, fast, and highly reliable compared to older PDF readers.
microsoft office alternative - wps office

Frequently Asked Questions

What causes the ACROMISSINGCOMPWCLASS error in Adobe Reader?

This error typically indicates that a core software component or registry entry required by Adobe Reader XI for conversion features is missing or corrupted. A clean reinstallation using Adobe's dedicated cleaner tool usually resolves it.

Can I convert PDFs to Excel without using Adobe Reader?

Yes. You can use web-based services like Adobe ExportPDF online, or switch to alternative productivity suites like WPS Office, which includes powerful built-in tools to convert PDFs to editable Excel files directly.

Why does Adobe ExportPDF fail even when Protected Mode is disabled?

Disabling Protected Mode only bypasses security sandbox restrictions. If the software's base files (like ACRORD32.EXE) are fundamentally corrupted, the application will still crash during complex tasks like file conversion.