This problem occured with the following configuration.
Release Lefthand OS hpelefthand driver Reproduce
Liberty 11.5.01.1.0079 1.0.9 Yes
Mitaka 11.5.01.1.0079 2.0.8 Yes
Mitaka 11.5.01.0099 2.0.8 No
Mitaka 11.5.01.0099 2.0.8 No
Newton 11.5.01.0099 2.0.10 Yes
Rockey 12.7 2.0.15 Reproduce only once
This problem occured with the following configuration.
Release Lefthand OS hpelefthand driver Reproduce
Liberty 11.5.01.1.0079 1.0.9 Yes
Mitaka 11.5.01.1.0079 2.0.8 Yes
Mitaka 11.5.01.0099 2.0.8 No
Mitaka 11.5.01.0099 2.0.8 No
Newton 11.5.01.0099 2.0.10 Yes
Rockey 12.7 2.0.15 Reproduce only once
There is no difference in VSA setting.