Go to the location shown in the image below and delete the highlighted nodes shown in the image below.

After connect up the remaining nodes like in the image below.

Next open the Toggle Inventory function and delete the highlighted nodes shown below.

Next connect up the remaining nodes like shown below.

OPTIONAL – Select the Toggle Inventory input node and in the details panel remove the Visibility input and compile the blueprint. This compile may take a while.

If you have any errors/warnings after this right click the node that has an error/warning and select the refresh node option then recompile the blueprint again.