I have analysis Warnings and/ or Errors about buckling. Why is this happening and what do I do about it?

Last updated April 1, 2020 by Tekla Structural Designer Global Support tekla.structuraldesigner.ghd@trimble.com

I have analysis Warnings and/ or Errors about buckling. Why is this happening and what do I do about it?


Background

Buckling is a regular, everyday phenomenon with which everyone - including non-engineers - will be familiar, as illustrated in the picture below of a buckled plastic ruler. Depending on the analysis type being used, buckling can also occur in computer analysis, just as