Samples search widget in storage container not working

[zzzirvia]

Steps to reproduce

Go to samples storage
Go from there to a certain storage
Go from there to a certain container
Go from there to a storage container
Search for a sample to Add
Not a sample appearing -> Bug

Current behavior

Samples search widget in storage container doesn't show any of the samples

Expected behavior

Samples search widget in storage container showing all the samples available to assign

Screenshot (optional)