Flow price: --
442e4d0bfb66a536b8c828f9dfe8e87bba6475b19e69ae6a3d168e17e690661a

Transaction

Hash: 442e4d0bfb66a536b8c828f9dfe8e87bba6475b19e69ae6a3d168e17e690661a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 442e4d0bfb66a536b8c828f9dfe8e87bba6475b19e69ae6a3d168e17e690661a: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:
442e4d0bfb66a536b8c828f9dfe8e87bba6475b19e69ae6a3d168e17e690661a
Status:
ERROR
Block height:
39858333
Block id:
d4efaa5b2da2247f1198099322abaf8cf781b4ba383831837d751570d0054465
Timestamp:
Friday 28 October 2022 at 09:08:48 UTC
()
Proposer:
Authorizers:
Gas used:
47