Flow price: --
468289bc10267b619e424e66f1d8265ace22dd550e01773f38e2c69d347a2929

Transaction

Hash: 468289bc10267b619e424e66f1d8265ace22dd550e01773f38e2c69d347a2929
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 468289bc10267b619e424e66f1d8265ace22dd550e01773f38e2c69d347a2929:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
468289bc10267b619e424e66f1d8265ace22dd550e01773f38e2c69d347a2929
Status:
ERROR
Block height:
39999487
Block id:
abaaa9f03196f2191bf69fd473e5c849374bbbc47836e7546ab40975ab10cee6
Timestamp:
Sunday 30 October 2022 at 17:33:53 UTC
()
Proposer:
Authorizers:
Gas used:
47