Flow price: --
d707f5703d30e6457d1405cfa54d0ef3635a9d3fe3239041852403ba7585ed61

Transaction

Hash: d707f5703d30e6457d1405cfa54d0ef3635a9d3fe3239041852403ba7585ed61
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d707f5703d30e6457d1405cfa54d0ef3635a9d3fe3239041852403ba7585ed61:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d707f5703d30e6457d1405cfa54d0ef3635a9d3fe3239041852403ba7585ed61
Status:
ERROR
Block height:
40056318
Block id:
62c68d0fb0e3b8289dfbacc7a087547990d7b2d38f97676f40820032d30543b3
Timestamp:
Monday 31 October 2022 at 16:20:03 UTC
()
Proposer:
Authorizers:
Gas used:
50