Hi all . When i try to connect my theta wallet to my ledger nano s i get message saying  ....ledger not connected  ,even though it is . i could always connect before this way and view balance etc but now cant see wallet . [ i run a ] n elite edge node  ] btw . any ideas .  could i try using theta board [ i think i would still have to connect to hardwear wallet [ ledger ]  ..... ?    thanks for any help .