How come revenue canada has not received my completed income tax .ive tried several times to send it to them with no sucess

[TurboTaxBrenda1]

If you were not successful in NetFiling your return, did you get a message advising why it wasn't being accepted? You may need to print and mail in your return. When your return goes through successfully- you will receive a Netfile confirmation number. 

Here is how to NetFile your return when using the Online version and when using Desktop/download.