Flow price: --
a9a8f6a7792ad38d6e1e311aa3744021e5d2a7b0977418a630176215f3f63900

Transaction

Hash: a9a8f6a7792ad38d6e1e311aa3744021e5d2a7b0977418a630176215f3f63900
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a9a8f6a7792ad38d6e1e311aa3744021e5d2a7b0977418a630176215f3f63900:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a9a8f6a7792ad38d6e1e311aa3744021e5d2a7b0977418a630176215f3f63900
Status:
ERROR
Block height:
39760687
Block id:
22cd87bbf3fbcbd8e8797e2f51979f47466f5e149fef99da30f6b4ce25490cf2
Timestamp:
Wednesday 26 October 2022 at 17:44:53 UTC
()
Proposer:
Authorizers:
Gas used:
49