After saving a single configuration of a multi-configuration model, the preview for the saved configuration is visible while the preview of another configuration is not visible anymore
A related bugfix can be helpfulBugfixing
20150907 – DBWorks: saving all the configurations automatically with activated the calculation of the mass properties was breaking the configuration previews, causing the message “preview not available” to be displayed in the Browser preview window
Please note that the bug fix does not affect any model previously saved, that
needs to be saved once again for fixing the configuration preview images contained in
More, a Solidworks settings can affect the process too:
try to disable such option and to save the configuration again.