For the error on the T3 slip not balancing box 52+53 to equal box 21A, trying to enter the sum of 52+53 into box 53 (deleting 52) should fix the problem.

We are aware of this issue, and our development team is working on a resolution. We appreciate your patience.

Thank you for choosing TurboTax.

I have tried your suggestion and I still have the wrong info on the T936 form line 68140 & 68150 ?

@ifmoore Thanks for the feedback. We are aware of this issue, and our development team is working on a resolution. 
We are hoping to get this resolved quickly. You have been added to the email list and will receive an email once it is resolved. We appreciate your patience.

How close is the fix? the deadline to file is fast approching