In version 6, an optimization has been made regarding the reduction of the beam sub-supports, so the joint areas can be recovered more easily. You can also manually check if there is an account-related error in both versions 5 and 6. The relevant article of the regulation is 3.5.2 and it consists of a few multiplication, addition and subtraction operations. If there is an example that you think the program gives an error even though there is no problem in the junction area, share it with us, let's examine it. Also, put your messages in the relevant topics to avoid confusing the topics. (Or open a new topic).