Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7d59347c2194fdfd11bd72b7e458f21b656d925e2ac7f9cb76d4448e59d19e30:12:46
   |
12 |                         self.transferToken <- collectionRef.withdraw(withdrawID: tokenID)
   |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
  --> 8f3e345219de6fed.NFL:69:63