The error says: "You've completed employment expenses for working at home but selected to transfer income to the form for working from home due to COVID-19. To claim the employment expenses you entered, you'll need to go to your T4 slip and select 'no' to the question about claiming expenses for working from home due to COVID-19.   Here's your T4 entries.   Please click “Edit” to review your Federal (T-slip) entries and check that all the Provincial amounts from your Relevés are entered in the equivalent boxes. " I follow the instructions and even delete my t4 entry as I don't need it, but I still get the same error. ... View more