Flow price: --
fbc5484b32b3de8ed981a058d9aef68f527c8d7068ca3c169c5e5ff65569fc31

Transaction

Hash: fbc5484b32b3de8ed981a058d9aef68f527c8d7068ca3c169c5e5ff65569fc31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fbc5484b32b3de8ed981a058d9aef68f527c8d7068ca3c169c5e5ff65569fc31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fbc5484b32b3de8ed981a058d9aef68f527c8d7068ca3c169c5e5ff65569fc31
Status:
ERROR
Block height:
40147644
Block id:
aca15a7bd3820c134e7fdd7bd520a997444e7ea23fe2559ef3c6005f4d48c4e2
Timestamp:
Wednesday 2 November 2022 at 05:16:41 UTC
()
Proposer:
Authorizers:
Gas used:
49