Hello Mike,
After select "Hide item...." , all the items which are shown on the window is have not been updated.
After you updated them , it will not show.
For example , i update the "KSDK1.2.0 Eclipse Upddate" , after update, it will as this :

Maybe you think you have instll KSDK1.2, while this is update it .
Have a great day,
Alice
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