Flow price: --
fb90eebcb92321dfa5cf863003b9bb9c3e8d912efa601103a345f8943a0445b1

Transaction

Hash: fb90eebcb92321dfa5cf863003b9bb9c3e8d912efa601103a345f8943a0445b1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fb90eebcb92321dfa5cf863003b9bb9c3e8d912efa601103a345f8943a0445b1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fb90eebcb92321dfa5cf863003b9bb9c3e8d912efa601103a345f8943a0445b1
Status:
ERROR
Block height:
39862814
Block id:
11f5809269bf482f39e249217c608480fe99b8da18e757d342708282dd19341f
Timestamp:
Friday 28 October 2022 at 10:56:32 UTC
()
Proposer:
Authorizers:
Gas used:
46