Flow price: --
5cb201a6c56a3af7526c06a73f5c11a6e2b4f55a3aeccddd86dac18af96b4a48

Transaction

Hash: 5cb201a6c56a3af7526c06a73f5c11a6e2b4f55a3aeccddd86dac18af96b4a48
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5cb201a6c56a3af7526c06a73f5c11a6e2b4f55a3aeccddd86dac18af96b4a48:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5cb201a6c56a3af7526c06a73f5c11a6e2b4f55a3aeccddd86dac18af96b4a48
Status:
ERROR
Block height:
39970283
Block id:
0e8c9f6ffb66143b2645bfb07ba1d6899d8993d5038bfd221373f1523be7c4f2
Timestamp:
Sunday 30 October 2022 at 05:52:11 UTC
()
Proposer:
Authorizers:
Gas used:
46