Flow price: --
d53e97428439f15f960208c1476ed648e6719ac85095fc55b4cb7f76af50e0e5

Transaction

Hash: d53e97428439f15f960208c1476ed648e6719ac85095fc55b4cb7f76af50e0e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d53e97428439f15f960208c1476ed648e6719ac85095fc55b4cb7f76af50e0e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d53e97428439f15f960208c1476ed648e6719ac85095fc55b4cb7f76af50e0e5
Status:
ERROR
Block height:
40137463
Block id:
822db9bea512d343da21b41c2ff3e3d9d95d1f6513e1a23bcb737dc3f13e6dcd
Timestamp:
Wednesday 2 November 2022 at 01:09:04 UTC
()
Proposer:
Authorizers:
Gas used:
46