Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> dd6f2409badc701a8fd8430b4902bd8cc52cfd7434536b9526c80162ccaf62d0:12:46
   |
12 |                         self.transferToken <- collectionRef.withdraw(withdrawID: tokenID)
   |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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