Problem:

Take a model that has imposed displacement and some valves or flanges or both. In "View Toolbar" click on Show Imposed displacement to display  imposed displacement data in graphics. Now turn ON and OFF "Show Valve" or "Show Flange" few times and notice that some of the points/pipes disappeared when Valve/Flange data is shown in graphics.

Solution:

The following was logged:

CAE-TR-11079  View Toolbar: Points disappear when viewing Imposed displacement & valve/Flange 

Steps to Repeat  

   - Open any model that has Imposed displacement and Valve or flanges.
   - From View Toolbar click on Show Imposed Displacement icon (Check attached image).
   - From View Toolbar click on Show Valve/Flange icon few times (Check attached image).
   - Notice that some points/pipes disappeared when Show Valve/Flange is turned ON 2nd time.
   - The points/pipes appears again when Show Valve/Flange option is turned OFF.

Product Version:  9.5.1 

See Also

Graphics

Bentley AutoPIPE