Summary
How to file your T4 when getting the error" Invalid formatting detected in one or more fields" on the CRA website.
Resolution
Contact the CRA directly for assistance or check the box "I want to proceed without correcting these errors."
NOTE: This error is only a warning and will not cause the return to be rejected.
Africa
Asia
Australia
France
Ireland
Kenya
Nigeria
Portugal
South Africa
Spain
United Arab Emirates
United Kingdom
United States
Germany