Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: unexpectedly found nil while forcing an Optional value
  --> c5a6951590ee463620b159ac665ac774a390e5763b9af5b625b0e005c8351f2a:38:157
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38 |       let receiverRef = recipient.getCapability(/public/ChainmonstersRewardCollection)!.borrow<&{ChainmonstersRewards.ChainmonstersRewardCollectionPublic}>()!
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