Flow price: --
f8d764c07c614823b67fcac5148e52e495d57a31e62e4b96a9829bac3e0ca6e3

Transaction

Hash: f8d764c07c614823b67fcac5148e52e495d57a31e62e4b96a9829bac3e0ca6e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8d764c07c614823b67fcac5148e52e495d57a31e62e4b96a9829bac3e0ca6e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8d764c07c614823b67fcac5148e52e495d57a31e62e4b96a9829bac3e0ca6e3
Status:
ERROR
Block height:
39922126
Block id:
020d2ef26d25f58bd54db2666b15ab00b666f6b400e967c8b241116abd68000b
Timestamp:
Saturday 29 October 2022 at 10:38:03 UTC
()
Proposer:
Authorizers:
Gas used:
49