Flow price: --
f67db5b03501d82ea170850f0614b29118de344fa535b6315f5b7456f2d753cc

Transaction

Hash: f67db5b03501d82ea170850f0614b29118de344fa535b6315f5b7456f2d753cc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f67db5b03501d82ea170850f0614b29118de344fa535b6315f5b7456f2d753cc: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:
f67db5b03501d82ea170850f0614b29118de344fa535b6315f5b7456f2d753cc
Status:
ERROR
Block height:
39988519
Block id:
5159644aef29ecf8a3761f156edab0195a0665575c0dd37480dc45638d91d5ba
Timestamp:
Sunday 30 October 2022 at 13:09:47 UTC
()
Proposer:
Authorizers:
Gas used:
49