Flow price: --
8eb856f8e58c1acfa628f86f563e227322f07c493cfc57385bae069efbc16044

Transaction

Hash: 8eb856f8e58c1acfa628f86f563e227322f07c493cfc57385bae069efbc16044
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8eb856f8e58c1acfa628f86f563e227322f07c493cfc57385bae069efbc16044:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8eb856f8e58c1acfa628f86f563e227322f07c493cfc57385bae069efbc16044
Status:
ERROR
Block height:
39993626
Block id:
007c1d0eeeff260d829c0aeffdc28aba34482e524e06c096006d84f9f0c15ecc
Timestamp:
Sunday 30 October 2022 at 15:12:39 UTC
()
Proposer:
Authorizers:
Gas used:
50