Flow price: --
1e99576923630ed79f0b66f3b12313c264dd0a9d2bbd6efc3c16e5912ac19dda

Transaction

Hash: 1e99576923630ed79f0b66f3b12313c264dd0a9d2bbd6efc3c16e5912ac19dda
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:
  --> 1e99576923630ed79f0b66f3b12313c264dd0a9d2bbd6efc3c16e5912ac19dda: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:
1e99576923630ed79f0b66f3b12313c264dd0a9d2bbd6efc3c16e5912ac19dda
Status:
ERROR
Block height:
41326185
Block id:
6199efce0c3748865b71689ab379ea5af1052d8befec5ddba0368a4017ab5df3
Timestamp:
Monday 21 November 2022 at 18:16:53 UTC
()
Proposer:
Authorizers:
Gas used:
23