Flow price: --
3f6c4deec744afb336e805b38cf9f770075a38d6dca7ed0a29d7110b94d21872

Transaction

Hash: 3f6c4deec744afb336e805b38cf9f770075a38d6dca7ed0a29d7110b94d21872
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3f6c4deec744afb336e805b38cf9f770075a38d6dca7ed0a29d7110b94d21872:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3f6c4deec744afb336e805b38cf9f770075a38d6dca7ed0a29d7110b94d21872
Status:
ERROR
Block height:
40152390
Block id:
0d0e1abc71c16a00f6e5cfef78101f7d655a9bcb40520722f4b957c6330cfff7
Timestamp:
Wednesday 2 November 2022 at 07:12:46 UTC
()
Proposer:
Authorizers:
Gas used:
50