Flow price: --
073b944c5d49944da21cb1a7cb0a84603a9523883cbf999bc3f7e5dfb1a7bd82

Transaction

Hash: 073b944c5d49944da21cb1a7cb0a84603a9523883cbf999bc3f7e5dfb1a7bd82
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 073b944c5d49944da21cb1a7cb0a84603a9523883cbf999bc3f7e5dfb1a7bd82:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
073b944c5d49944da21cb1a7cb0a84603a9523883cbf999bc3f7e5dfb1a7bd82
Status:
ERROR
Block height:
39879284
Block id:
e0c76580e30dc5d1ce4e997bf3aeed490b92fd1969ff81eba4c7af145be8d979
Timestamp:
Friday 28 October 2022 at 17:31:59 UTC
()
Proposer:
Authorizers:
Gas used:
51