Flow price: --
d635b264ca2431aea05a35e474f208d649284e6e98b14a7c0dae76f3f6da107e

Transaction

Hash: d635b264ca2431aea05a35e474f208d649284e6e98b14a7c0dae76f3f6da107e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d635b264ca2431aea05a35e474f208d649284e6e98b14a7c0dae76f3f6da107e: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:
d635b264ca2431aea05a35e474f208d649284e6e98b14a7c0dae76f3f6da107e
Status:
ERROR
Block height:
40029045
Block id:
9822bf6768f1c152f8fe0cb2a69e0dddf091a477ae2f4b91f54e5c652869ab9f
Timestamp:
Monday 31 October 2022 at 05:20:09 UTC
()
Proposer:
Authorizers:
Gas used:
47