Flow price: --
da71dcb86b6910cca6cf11edd94e59f98cf67fbbd850ab855059c39357471789

Transaction

Hash: da71dcb86b6910cca6cf11edd94e59f98cf67fbbd850ab855059c39357471789
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> da71dcb86b6910cca6cf11edd94e59f98cf67fbbd850ab855059c39357471789:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
da71dcb86b6910cca6cf11edd94e59f98cf67fbbd850ab855059c39357471789
Status:
ERROR
Block height:
39915207
Block id:
94589eedffbe338d09512a8fec46a7cb1003e8bd39f87d07fe02f27822a901f6
Timestamp:
Saturday 29 October 2022 at 07:51:06 UTC
()
Proposer:
Authorizers:
Gas used:
50