Flow price: --
4fc82af660769b447a245d48591bf9cd7591195b1f6514015a112e9351a406c2

Transaction

Hash: 4fc82af660769b447a245d48591bf9cd7591195b1f6514015a112e9351a406c2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4fc82af660769b447a245d48591bf9cd7591195b1f6514015a112e9351a406c2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4fc82af660769b447a245d48591bf9cd7591195b1f6514015a112e9351a406c2
Status:
ERROR
Block height:
39887470
Block id:
1c06042b789e494e4e2ca40d449a789b3763606a3a8f8ec19e9e17399cf127f6
Timestamp:
Friday 28 October 2022 at 20:47:33 UTC
()
Proposer:
Authorizers:
Gas used:
46