Flow price: --
90a88ab976d7aa902f0c27c953c1d723ebe4e9fdf8ffca14db0ac0a6d47ecd89

Transaction

Hash: 90a88ab976d7aa902f0c27c953c1d723ebe4e9fdf8ffca14db0ac0a6d47ecd89
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 90a88ab976d7aa902f0c27c953c1d723ebe4e9fdf8ffca14db0ac0a6d47ecd89:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
90a88ab976d7aa902f0c27c953c1d723ebe4e9fdf8ffca14db0ac0a6d47ecd89
Status:
ERROR
Block height:
40140377
Block id:
e219e0eb3a9a733fe70742cc606d129509d87a916f4c6fb384dad941a81466f3
Timestamp:
Wednesday 2 November 2022 at 02:19:54 UTC
()
Proposer:
Authorizers:
Gas used:
47