Flow price: --
a6b5d1c11e689b6b4e15d7a65fdca13f9e50152a6ef76b774ff50d9d6c920ab9

Transaction

Hash: a6b5d1c11e689b6b4e15d7a65fdca13f9e50152a6ef76b774ff50d9d6c920ab9
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:
  --> a6b5d1c11e689b6b4e15d7a65fdca13f9e50152a6ef76b774ff50d9d6c920ab9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a6b5d1c11e689b6b4e15d7a65fdca13f9e50152a6ef76b774ff50d9d6c920ab9
Status:
ERROR
Block height:
41128566
Block id:
2a316508e60b0eae71f53bb35cda22ed4409d21106e53db32c7569897f522fef
Timestamp:
Friday 18 November 2022 at 13:39:00 UTC
()
Proposer:
Authorizers:
Gas used:
22