Flow price: --
7d00b1fecb002383ae3365994408bb16b5dc7fa0b2e8affee52f4c23d95d9ffd

Transaction

Hash: 7d00b1fecb002383ae3365994408bb16b5dc7fa0b2e8affee52f4c23d95d9ffd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7d00b1fecb002383ae3365994408bb16b5dc7fa0b2e8affee52f4c23d95d9ffd: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:
7d00b1fecb002383ae3365994408bb16b5dc7fa0b2e8affee52f4c23d95d9ffd
Status:
ERROR
Block height:
40119666
Block id:
9dc09865ee83bb0f120fe9cfc5e0342e5ce895a035e9b6c1587aa0e0a299b3f7
Timestamp:
Tuesday 1 November 2022 at 17:53:12 UTC
()
Proposer:
Authorizers:
Gas used:
50