Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ca65cb6f24cf05050affaddcada470bffff1eeb91ea94b8dbb59ffca5b7128b:15:10
   |
15 |           adminRef.openPack(packNFT :<- (collectionRef.withdraw(withdrawID: withdrawID) as! @AFLNFT.NFT), receiptAddress: receiptAddress)
   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 8f9231920da9af6d.AFLPack:117:57
    |
117 |                 AFLNFT.mintNFT(templateInfo: templateInfo!,  account: receiptAddress)
    |                                                          ^