Flow price: --
1477a9c4a97631acfcd2953c57538a89eba1d7a7bc752eb006c699674425aaeb

Transaction

Hash: 1477a9c4a97631acfcd2953c57538a89eba1d7a7bc752eb006c699674425aaeb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1477a9c4a97631acfcd2953c57538a89eba1d7a7bc752eb006c699674425aaeb: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:
1477a9c4a97631acfcd2953c57538a89eba1d7a7bc752eb006c699674425aaeb
Status:
ERROR
Block height:
39968552
Block id:
1880a106c30d39d5954fbb97f20b17196806bd8c7d021d3aed9089ccc627dff9
Timestamp:
Sunday 30 October 2022 at 05:10:41 UTC
()
Proposer:
Authorizers:
Gas used:
50