Flow price: --
f0bfc51765b9d60da839d0e46fd4acfefa7436144d5165e44aaf6483e10376ce

Transaction

Hash: f0bfc51765b9d60da839d0e46fd4acfefa7436144d5165e44aaf6483e10376ce
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f0bfc51765b9d60da839d0e46fd4acfefa7436144d5165e44aaf6483e10376ce: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:
f0bfc51765b9d60da839d0e46fd4acfefa7436144d5165e44aaf6483e10376ce
Status:
ERROR
Block height:
39978444
Block id:
e15cbca67f3a6358ddc33f95a1cb7be8d99165fcd69eba3981f9fae5086b0229
Timestamp:
Sunday 30 October 2022 at 09:08:28 UTC
()
Proposer:
Authorizers:
Gas used:
47