Flow price: --
6923b1360896100d6deeb6bbccec9e9be13b726035d089f924210192c9e7fb15

Transaction

Hash: 6923b1360896100d6deeb6bbccec9e9be13b726035d089f924210192c9e7fb15
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6923b1360896100d6deeb6bbccec9e9be13b726035d089f924210192c9e7fb15:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6923b1360896100d6deeb6bbccec9e9be13b726035d089f924210192c9e7fb15
Status:
ERROR
Block height:
39909813
Block id:
bfae2339596b4bb4a53086365aabbe534a8810abb2dccef315d8387265071ae2
Timestamp:
Saturday 29 October 2022 at 05:40:54 UTC
()
Proposer:
Authorizers:
Gas used:
46