Flow price: --
d7553ba90390dac83f24454ebaa1aa652d05c11daae5b1324b367d4daae4876d

Transaction

Hash: d7553ba90390dac83f24454ebaa1aa652d05c11daae5b1324b367d4daae4876d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d7553ba90390dac83f24454ebaa1aa652d05c11daae5b1324b367d4daae4876d: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:
d7553ba90390dac83f24454ebaa1aa652d05c11daae5b1324b367d4daae4876d
Status:
ERROR
Block height:
39728061
Block id:
627e502441abf3468da4ce91637754402cfc783f551f2a9b2df32f9d7292cf58
Timestamp:
Wednesday 26 October 2022 at 04:36:45 UTC
()
Proposer:
Authorizers:
Gas used:
47