Comment karlsuss2 SNF 2010-11-10 00:14:10: Loss of wafer vacuum happens on every wafer

[dkozak at snf.stanford.edu]

message "loss of wafer vacuum" happens on every wafer after load. 
 Ignoring it and continuing does not affect the operation -- wafer is securely held.  When unloading, the wafer seems to be under good vacuum.