Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0ccf2820d1b0031a291d12b7dd1cf838a77b59c4a6b0c0f1128551f963bf994:12:46
   |
12 |                         self.transferToken <- collectionRef.withdraw(withdrawID: tokenID)
   |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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