Flow price: --
c49a27b54069af8d84cd88a431bd1ab797e53c621bd4f5cdd9440b8a5c5a9427

Transaction

Hash: c49a27b54069af8d84cd88a431bd1ab797e53c621bd4f5cdd9440b8a5c5a9427
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c49a27b54069af8d84cd88a431bd1ab797e53c621bd4f5cdd9440b8a5c5a9427:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c49a27b54069af8d84cd88a431bd1ab797e53c621bd4f5cdd9440b8a5c5a9427
Status:
ERROR
Block height:
39793467
Block id:
d721f1ee4f2319133e51b269f233ee1e258e4da7f564d92f502b21eff9a223d8
Timestamp:
Thursday 27 October 2022 at 06:57:05 UTC
()
Proposer:
Authorizers:
Gas used:
46