Flow price: --
b3208dd53ce5d198f8d11d224471c88cbe16ce599d33c9a0c45f04deffef923e

Transaction

Hash: b3208dd53ce5d198f8d11d224471c88cbe16ce599d33c9a0c45f04deffef923e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b3208dd53ce5d198f8d11d224471c88cbe16ce599d33c9a0c45f04deffef923e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b3208dd53ce5d198f8d11d224471c88cbe16ce599d33c9a0c45f04deffef923e
Status:
ERROR
Block height:
40119611
Block id:
1fb820326274f83ca75e1a14fc92dbd1325b37237a4987214adae84d9faaafb6
Timestamp:
Tuesday 1 November 2022 at 17:51:45 UTC
()
Proposer:
Authorizers:
Gas used:
46