Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f714f07f9882e35a6b0f6bb6ee85437be250ad0cf8e9e18e39f9e68ffaba383:12:46
   |
12 |                         self.transferToken <- collectionRef.withdraw(withdrawID: tokenID)
   |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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