Flow price: --
742faca60c6a171ec0a013edde212e24f6759c6c920a13dc25a83c5adfbdb538

Transaction

Hash: 742faca60c6a171ec0a013edde212e24f6759c6c920a13dc25a83c5adfbdb538
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 742faca60c6a171ec0a013edde212e24f6759c6c920a13dc25a83c5adfbdb538:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
742faca60c6a171ec0a013edde212e24f6759c6c920a13dc25a83c5adfbdb538
Status:
ERROR
Block height:
39759470
Block id:
9b380678e2bc72987019e6a2a1f53ad146993c176b34387fe933bc8c439eb913
Timestamp:
Wednesday 26 October 2022 at 17:15:26 UTC
()
Proposer:
Authorizers:
Gas used:
58