Flow price: --
f83da4710067e6a63214e0ebf23b8adcf4651287b265776d1863ae032aff7649

Transaction

Hash: f83da4710067e6a63214e0ebf23b8adcf4651287b265776d1863ae032aff7649
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f83da4710067e6a63214e0ebf23b8adcf4651287b265776d1863ae032aff7649:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f83da4710067e6a63214e0ebf23b8adcf4651287b265776d1863ae032aff7649
Status:
ERROR
Block height:
40020986
Block id:
11f44b9cdd72deb0363646fcfbc8f18c640e5e23e774d524a49d459b88811f3d
Timestamp:
Monday 31 October 2022 at 02:05:50 UTC
()
Proposer:
Authorizers:
Gas used:
52