Flow price: --
91206a0c45e16ecdc40d8c670b76d0a494cf7e601afed5c41d5b74dddf0cd79b

Transaction

Hash: 91206a0c45e16ecdc40d8c670b76d0a494cf7e601afed5c41d5b74dddf0cd79b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 91206a0c45e16ecdc40d8c670b76d0a494cf7e601afed5c41d5b74dddf0cd79b: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:
91206a0c45e16ecdc40d8c670b76d0a494cf7e601afed5c41d5b74dddf0cd79b
Status:
ERROR
Block height:
40065120
Block id:
b549a7b71665b64c1691cbc8f570c4e51ae257f7ec30c548d43b28d19de78914
Timestamp:
Monday 31 October 2022 at 19:53:24 UTC
()
Proposer:
Authorizers:
Gas used:
61