Flow price: --
f75a2d81fadacbb61731e8fba54cf296ff90497577919a45852fa774d5650c4c

Transaction

Hash: f75a2d81fadacbb61731e8fba54cf296ff90497577919a45852fa774d5650c4c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f75a2d81fadacbb61731e8fba54cf296ff90497577919a45852fa774d5650c4c: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:
f75a2d81fadacbb61731e8fba54cf296ff90497577919a45852fa774d5650c4c
Status:
ERROR
Block height:
39911291
Block id:
c6b3b98ffdad3060b51e6da9d37583e48a3c83e372718c627c2a1fe80afc05d6
Timestamp:
Saturday 29 October 2022 at 06:17:08 UTC
()
Proposer:
Authorizers:
Gas used:
46