Flow price: --
4262d9171e1c9989b2ff639c94c68bc9b5e7894d1a8fabd878960394a34ecf1e

Transaction

Hash: 4262d9171e1c9989b2ff639c94c68bc9b5e7894d1a8fabd878960394a34ecf1e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4262d9171e1c9989b2ff639c94c68bc9b5e7894d1a8fabd878960394a34ecf1e: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:
4262d9171e1c9989b2ff639c94c68bc9b5e7894d1a8fabd878960394a34ecf1e
Status:
ERROR
Block height:
39869921
Block id:
9e87d60dc87577ea9588d228b039e5989a4d5e1cf2787beac5fb3aa4cc97802a
Timestamp:
Friday 28 October 2022 at 13:47:40 UTC
()
Proposer:
Authorizers:
Gas used:
50