Flow price: --
54d798ef866a20ee9787d55eb63988cae45acc3b52906b7110bfb3e4911398bd

Transaction

Hash: 54d798ef866a20ee9787d55eb63988cae45acc3b52906b7110bfb3e4911398bd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 54d798ef866a20ee9787d55eb63988cae45acc3b52906b7110bfb3e4911398bd: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:
54d798ef866a20ee9787d55eb63988cae45acc3b52906b7110bfb3e4911398bd
Status:
ERROR
Block height:
40123304
Block id:
adf1675cbf8bd66404f7764b1ef2304b8e46f64c0d94a17cc77da6c858228f6d
Timestamp:
Tuesday 1 November 2022 at 19:21:33 UTC
()
Proposer:
Authorizers:
Gas used:
52