Flow price: --
109cb5b3726624a406c71edad169f0d633ef3fa32be7fc96ab49184e8cc536c5

Transaction

Hash: 109cb5b3726624a406c71edad169f0d633ef3fa32be7fc96ab49184e8cc536c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 109cb5b3726624a406c71edad169f0d633ef3fa32be7fc96ab49184e8cc536c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
109cb5b3726624a406c71edad169f0d633ef3fa32be7fc96ab49184e8cc536c5
Status:
ERROR
Block height:
40010178
Block id:
ec2058a93546206f356b36bd33526a39eaf5625b92ecef983d477d300eccd046
Timestamp:
Sunday 30 October 2022 at 21:49:01 UTC
()
Proposer:
Authorizers:
Gas used:
47