Flow price: --
5c516c322774a862aceab1d53b3afd77361abf0bc5e3c07eb18ae7c5719cfe93

Transaction

Hash: 5c516c322774a862aceab1d53b3afd77361abf0bc5e3c07eb18ae7c5719cfe93
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c516c322774a862aceab1d53b3afd77361abf0bc5e3c07eb18ae7c5719cfe93:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c516c322774a862aceab1d53b3afd77361abf0bc5e3c07eb18ae7c5719cfe93
Status:
ERROR
Block height:
40137973
Block id:
a3d4190cfbf450ab7254572530dcf58125a4df55d6f9563e9efb0af10afcdd4b
Timestamp:
Wednesday 2 November 2022 at 01:21:11 UTC
()
Proposer:
Authorizers:
Gas used:
49