Double Click load patch to slot not working in C 7.5

I have a problem with Cubase 7.5 and HALion Sonic and HALion 5
when open in Cubase7.5 HS H5 browser I double click on instrument patch it will not load into
its channel slot I can drag the patch to the slot and also I can right click on the patch a menu opens
load instrument that works but double clicking is not working…
it dose work when HS H5 is in stand alone…
anyone eles have this problem

I have never experienced this. Double clicking has always worked, but I usually just press L on my keyboard to load, as it is faster for my workflow.