Flow price: --
b9c6c68ee6b5dd193644d486c13f8ab6aed8fcfae9844dfc8f86dd9ce24cb391

Transaction

Hash: b9c6c68ee6b5dd193644d486c13f8ab6aed8fcfae9844dfc8f86dd9ce24cb391
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9c6c68ee6b5dd193644d486c13f8ab6aed8fcfae9844dfc8f86dd9ce24cb391:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b9c6c68ee6b5dd193644d486c13f8ab6aed8fcfae9844dfc8f86dd9ce24cb391
Status:
ERROR
Block height:
39935542
Block id:
13a8da69dd22bdef1e7780d93d85ba991b1d0e52f421e0415eef9f8d5167e6d8
Timestamp:
Saturday 29 October 2022 at 16:04:10 UTC
()
Proposer:
Authorizers:
Gas used:
46