Flow price: --
5a1ada19bba8f25de207dd43130b7a33599977b1b8f01bc91b05b6960f8fd627

Transaction

Hash: 5a1ada19bba8f25de207dd43130b7a33599977b1b8f01bc91b05b6960f8fd627
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5a1ada19bba8f25de207dd43130b7a33599977b1b8f01bc91b05b6960f8fd627:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5a1ada19bba8f25de207dd43130b7a33599977b1b8f01bc91b05b6960f8fd627
Status:
ERROR
Block height:
40053868
Block id:
041b2cdc8fe37375a3b2cff188ab5856af87306c20f010cc323a107b373102a0
Timestamp:
Monday 31 October 2022 at 15:20:07 UTC
()
Proposer:
Authorizers:
Gas used:
47