Flow price: --
dc4bb2275fc2d4cd27005a3e747a5efd3e30d6876b3eea6ea12ed19f84050622

Transaction

Hash: dc4bb2275fc2d4cd27005a3e747a5efd3e30d6876b3eea6ea12ed19f84050622
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dc4bb2275fc2d4cd27005a3e747a5efd3e30d6876b3eea6ea12ed19f84050622:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dc4bb2275fc2d4cd27005a3e747a5efd3e30d6876b3eea6ea12ed19f84050622
Status:
ERROR
Block height:
40125265
Block id:
505ad8ee09ea6203cf70fd0352fd2a184b7c0c59aee1d29ee30ef38b55d69054
Timestamp:
Tuesday 1 November 2022 at 20:10:09 UTC
()
Proposer:
Authorizers:
Gas used:
47