Flow price: --
3182849a5b22bc16a3b07523a919837d4273177d48c5fc76c6e0ec550145c716

Transaction

Hash: 3182849a5b22bc16a3b07523a919837d4273177d48c5fc76c6e0ec550145c716
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3182849a5b22bc16a3b07523a919837d4273177d48c5fc76c6e0ec550145c716:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3182849a5b22bc16a3b07523a919837d4273177d48c5fc76c6e0ec550145c716
Status:
ERROR
Block height:
39958758
Block id:
0c6cbbbe158a44d9fce2285856cff165e4f85aac3ed99acb1b7ceda9dc48477b
Timestamp:
Sunday 30 October 2022 at 01:16:20 UTC
()
Proposer:
Authorizers:
Gas used:
47