multiple pad sinks in hier block does not work

Hi, I am using gr3.10.1 and cannot seem to get a hier block to show
multiple outputs with multiple pad sinks in the flowgraph. Any advice?
Thanks!

Grace

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Grace K. Yeung, MS
NorthWest Research Associates
301 Webster Street
Monterey, CA 93940
grace@nwra.com
https://www.nwra.com