Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
error: unexpectedly found nil while forcing an Optional value
  --> 694e5024d2473f73752338e9589970fdfd29e9c30747f9eded57f3c307cfa717:32:29
   |
32 |             let collection = collectionCap.borrow()!
   |                              ^^^^^^^^^^^^^^^^^^^^^^^