I need help dealing with a convergence issue?

[Hiesenberg1984]

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[Rscd27]

You already created another post with the same question: 

http://forums.ni.com/t5/Multisim-and-Ultiboard/Can-anyone-help-me-solve-this-convergence-issue-for-m...

Did you have any troubles with out suggestions? Do you have any question? 

Please do not duplicate posts!