SACS problem

[Tito 2017]

I am a student and I try to improve my experience in using SACS from Bentley
Can anyone help me by pointing me to the right source please.
.....
another question
when I run analysis for a training project this error appears
***ERROR IN MATRIX DECOMPOSITION
how can I pass this problem
thank you

 

[SethGuthrie]

Start with the SACS community hosted by Bentley.

https://communities.bentley.com/products/offshore/f/343374#pi20290=1&pi21738=1

For matrix decomposition error it looks like you have an instability:

https://communities.bentley.com/products/offshore/f/343374/p/103641/310071#310071

 

[Tito 2017]

Thank you very much for your answer
I will try to start with SACS community
Thank you again