Flow price: --
f51a7037deaf10d17c87db57fa93274f17bd3d330850b77783b422b850062f91

Transaction

Hash: f51a7037deaf10d17c87db57fa93274f17bd3d330850b77783b422b850062f91
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f51a7037deaf10d17c87db57fa93274f17bd3d330850b77783b422b850062f91:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f51a7037deaf10d17c87db57fa93274f17bd3d330850b77783b422b850062f91
Status:
ERROR
Block height:
39877134
Block id:
6e8b3f4552fa6de86cb9c058b7100959c6ab018fdfd7e58c4304c1f1c533b74c
Timestamp:
Friday 28 October 2022 at 16:40:40 UTC
()
Proposer:
Authorizers:
Gas used:
46