Excel Macro keeps loading and doesn't show its content.

Issue Summary

Excel Macro not Working after clicking the Bold Icon

Steps to Reproduce

1. Create an Excel Macro at a page
2. Select the Macro and click the Bold icon.
3. Save the page.

Expected Results

Confluence shouldn't allow bolding the macro.

Actual Results

The macro keeps loading and doesn't show the results.

Workaround

Enter the edit mode and 'unbold' the macro.