Flow price: --
b968bec856c88d5b4c0cc4747b219a5f50fdac6e9422280afff09aabe0f2bacd

Transaction

Hash: b968bec856c88d5b4c0cc4747b219a5f50fdac6e9422280afff09aabe0f2bacd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b968bec856c88d5b4c0cc4747b219a5f50fdac6e9422280afff09aabe0f2bacd: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:
b968bec856c88d5b4c0cc4747b219a5f50fdac6e9422280afff09aabe0f2bacd
Status:
ERROR
Block height:
40149708
Block id:
f06ed55a175969a9e70ad58e758e3bb399aa87d82aa3a05e6c75a6e1130b3ebe
Timestamp:
Wednesday 2 November 2022 at 06:07:01 UTC
()
Proposer:
Authorizers:
Gas used:
49