Flow price: --
a7b9b04f5b1508d81a17c6a7b84567e7b304f3372baa492e171b34b8f295f096

Transaction

Hash: a7b9b04f5b1508d81a17c6a7b84567e7b304f3372baa492e171b34b8f295f096
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:
  --> a7b9b04f5b1508d81a17c6a7b84567e7b304f3372baa492e171b34b8f295f096:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a7b9b04f5b1508d81a17c6a7b84567e7b304f3372baa492e171b34b8f295f096
Status:
ERROR
Block height:
40175845
Block id:
3d853cb12d01cc337aeb8419f45b27678737ea2a568c4fbe7c18c654964847c2
Timestamp:
Wednesday 2 November 2022 at 18:14:56 UTC
()
Proposer:
Authorizers:
Gas used:
22