Hi @oceanpow

share you install of Olga 7.3.2
Please, check you version

New in OLGA 7.3 (

[link Point to another website Only the registered members can access] (Released October 2013)
· 3D plot view improvements
· Maximized OLGA workspace
· Improved prediction of viscosity and pressure drop
· Create submodel cases
· Model changes in the closure models for slug flow
· Simulations of particle flow, created during drilling
· Tool to access the OLGA OPC Server namespace

Latest version is 7.3.0.1

Regards