Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: cannot apply binary operation ?? to left-hand type
  --> 435372edcf2028b131a9d9eee0e98a6097c286758890d5e976edf7a7b48bddfc:32:26
   |
32 |         let receiverCap = recipient.capabilities.get<&{NonFungibleToken.Receiver}>(collectionData.publicPath)
   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `optional`, got `Capability<&{NonFungibleToken.Receiver}>`