Large designs unable to calculate volume

[Rockinsince87]

Perhaps this is the effect of the recent update? 

Maximum Ship Model Size Reduced

The size reduction was in megabytes, not in physical dimensions. The size limit of spacecraft designs is now 28MB; the uncompressed size limit is now 14MB. Based on the existing designs in the database, this new size would only exclude a few of them.

Src: https://www.hazeron.com/mybb/showthread.php?tid=2637