Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: unexpectedly found nil while forcing an Optional value
  --> a45ade116a2ec9e9dcae14edaa6d6365caac5eb3a6a66cf213a161bd11389b24:63:37
   |
63 |                 let collectionData = nftRef.resolveView(Type<MetadataViews.NFTCollectionData>())! as! MetadataViews.NFTCollectionData
   |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^