Flow price: --
0b7cd4821bc177122532a2eec5bd2925b0a0893937967b5445d4ca5055430399

Transaction

Hash: 0b7cd4821bc177122532a2eec5bd2925b0a0893937967b5445d4ca5055430399
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0b7cd4821bc177122532a2eec5bd2925b0a0893937967b5445d4ca5055430399:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0b7cd4821bc177122532a2eec5bd2925b0a0893937967b5445d4ca5055430399
Status:
ERROR
Block height:
39913811
Block id:
1698cf1bceaeff74c3ec8ef892bd2d7943e4d12ecca7927ac59cfdf562720905
Timestamp:
Saturday 29 October 2022 at 07:17:53 UTC
()
Proposer:
Authorizers:
Gas used:
53