How to Fix CSV: Parse to JSON Fails with "Contentbytes in Excel

This guide walks you through data import & export using Microsoft-supported steps first, with WPS only where it genuinely helps.

Problem Description: Csv Parse Json Fails

Csv - Parse to Json Fails with "Contentbytes Cannot Be Selected" — Attachment Content is the issue affecting Excel. Trigger: When a new email arrives (V3)

Quick Answer for Data Import Quick Fix

Data Import & Export should be diagnosed from the first incorrect cell, query step, macro line, or source value. Work on a copy and test each correction on a small sample before applying it to the full workbook.

Likely Causes Behind Office Failure Patterns

• The Microsoft account or license context may not match the purchase or device.

• Cached credentials, outdated builds, or damaged local components can trigger data import & export.

• A file-specific corruption or add-in conflict can mimic a broader application failure.

Recommended Solution: Fixing Data Import Step by Step

When to use this: Apply these steps when the symptoms match and you can access the relevant Microsoft account or administrator.

1. Save a backup copy and identify the first cell, formula, query step, macro line, or source value that produces an incorrect result.

2. Verify references, data types, regional settings, calculation mode, and external connections.

3. Test the correction on a small range with add-ins and macros disabled when appropriate.

4. Apply the verified correction to the full workbook and compare totals with the original source data.

Alternative Solutions for Fallback Options for Data Import

1. Retry the Microsoft-side steps after restarting the app and device.

2. Test the same action in a private browser session or a new blank file to isolate account vs file issues.

3. Capture exact error text and screenshots before contacting Microsoft Support or your administrator.

Working with WPS Office: Editing Files in WPS During Data Import

WPS Spreadsheets can reproduce many standard Excel formulas, calculations, data imports, and charts. Use a copy to determine whether the problem is limited to the Excel application, and verify compatibility before replacing the original workbook.

You can apply this workaround directly in WPS Office:

1. Open a backup copy in WPS Spreadsheets and recalculate the workbook.

2. Check the affected formulas, references, data types, source ranges, and chart series.

3. Correct the issue in a small test range and compare the result with the expected values.

4. Save the copy as .xlsx and reopen it in Excel to verify unsupported functions, external connections, macros, and formatting.

If you need a practical local workspace in the meantime, try WPS Office.

Prevention Tips for Smooth Office Device Transfers

• Keep one primary Microsoft account for subscriptions and Office sign-in.

• Install updates for Office and Windows before retrying failed workflows.

• Back up important files before repair, reset, or reinstall actions.

• Document exact error messages before the next troubleshooting attempt.

FAQs About Data Import Help Topics

Can WPS Office fix this data import & export issue directly? Only when the WPS steps match the formatting or file task. Account, activation, and cloud issues stay on the Microsoft side.

Should I reinstall Office before trying these steps? Not first. Confirm account, license, and the exact error before reinstalling.

What should I send to Microsoft Support? The affected account email, device type, Office version, exact error text, and screenshots with personal data hidden.