Flow price: --
b53392c982e8e9121588933748c3a70aab0cb0ee988dfdca4d0d3c86a12814f4

Transaction

Hash: b53392c982e8e9121588933748c3a70aab0cb0ee988dfdca4d0d3c86a12814f4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b53392c982e8e9121588933748c3a70aab0cb0ee988dfdca4d0d3c86a12814f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b53392c982e8e9121588933748c3a70aab0cb0ee988dfdca4d0d3c86a12814f4
Status:
ERROR
Block height:
39733495
Block id:
a0aa4639d260a2eb71c1397c4d935e89446fe62ceb1b256b038e0d5a9193e6cd
Timestamp:
Wednesday 26 October 2022 at 06:48:16 UTC
()
Proposer:
Authorizers:
Gas used:
50