Flow price: --
222a451b2a73bc7ee4122fc4da5e90c77d05e3b1c46c1227f47864aadee79cbb

Transaction

Hash: 222a451b2a73bc7ee4122fc4da5e90c77d05e3b1c46c1227f47864aadee79cbb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 222a451b2a73bc7ee4122fc4da5e90c77d05e3b1c46c1227f47864aadee79cbb:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
222a451b2a73bc7ee4122fc4da5e90c77d05e3b1c46c1227f47864aadee79cbb
Status:
ERROR
Block height:
41485973
Block id:
504146b96166d0f4faaab76d1ebafa690811391422ae879d012bb75cb625a2e1
Timestamp:
Thursday 24 November 2022 at 08:06:58 UTC
()
Proposer:
Authorizers:
Gas used:
22