Flow price: --
407c692c6ff4f1c284754e1bccf05ba2777d907abd404bd3d6e1ac24aa569ab2

Transaction

Hash: 407c692c6ff4f1c284754e1bccf05ba2777d907abd404bd3d6e1ac24aa569ab2
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:
  --> 407c692c6ff4f1c284754e1bccf05ba2777d907abd404bd3d6e1ac24aa569ab2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
407c692c6ff4f1c284754e1bccf05ba2777d907abd404bd3d6e1ac24aa569ab2
Status:
ERROR
Block height:
41298729
Block id:
a93d3887d9fe49dcc79cfce6c54248e68185b1e65693c0e5ce27e0a50d1e3ea0
Timestamp:
Monday 21 November 2022 at 07:37:00 UTC
()
Proposer:
Authorizers:
Gas used:
25