Flow price: --
7a5702de44e53c7d7017798655bcf0dd51aa40c3bb2448e21d34e9ea2c835fe6

Transaction

Hash: 7a5702de44e53c7d7017798655bcf0dd51aa40c3bb2448e21d34e9ea2c835fe6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7a5702de44e53c7d7017798655bcf0dd51aa40c3bb2448e21d34e9ea2c835fe6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7a5702de44e53c7d7017798655bcf0dd51aa40c3bb2448e21d34e9ea2c835fe6
Status:
ERROR
Block height:
39880593
Block id:
dce9ad7e3783868e74293e20a5d9d6948885b04131216432f1eaa9de27dc2955
Timestamp:
Friday 28 October 2022 at 18:04:01 UTC
()
Proposer:
Authorizers:
Gas used:
50