Flow price: --
f8976a057326409b0a9882efa01c8d764cf82749b9a2ac0b2d5a41dfd54866eb

Transaction

Hash: f8976a057326409b0a9882efa01c8d764cf82749b9a2ac0b2d5a41dfd54866eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8976a057326409b0a9882efa01c8d764cf82749b9a2ac0b2d5a41dfd54866eb: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:
f8976a057326409b0a9882efa01c8d764cf82749b9a2ac0b2d5a41dfd54866eb
Status:
ERROR
Block height:
39808459
Block id:
4ddf83b63307e0c926ac5c164e49e53a892c0ade713f4b60ada7dbe487ea6c9a
Timestamp:
Thursday 27 October 2022 at 13:00:33 UTC
()
Proposer:
Authorizers:
Gas used:
46