Flow price: --
b8749a4fe81bf023c6eac02b4422a62112dcd2043ae99b30d9ae524a64fe1e08

Transaction

Hash: b8749a4fe81bf023c6eac02b4422a62112dcd2043ae99b30d9ae524a64fe1e08
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b8749a4fe81bf023c6eac02b4422a62112dcd2043ae99b30d9ae524a64fe1e08:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b8749a4fe81bf023c6eac02b4422a62112dcd2043ae99b30d9ae524a64fe1e08
Status:
ERROR
Block height:
40109673
Block id:
6578a8d9d9a531e328b3ff9d1b53990fa248de48e43fa1f9c13caf6de111e1b8
Timestamp:
Tuesday 1 November 2022 at 13:49:44 UTC
()
Proposer:
Authorizers:
Gas used:
49