Flow price: --
62189db8b6f30817c1aba908b08eaf123faa36e4030b37a6b8797a020c27ea4d

Transaction

Hash: 62189db8b6f30817c1aba908b08eaf123faa36e4030b37a6b8797a020c27ea4d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 62189db8b6f30817c1aba908b08eaf123faa36e4030b37a6b8797a020c27ea4d: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:
62189db8b6f30817c1aba908b08eaf123faa36e4030b37a6b8797a020c27ea4d
Status:
ERROR
Block height:
39936170
Block id:
779531be65299a8bdaa7615b99b22e458156a2972471e845a79bd8862daa0ee9
Timestamp:
Saturday 29 October 2022 at 16:19:33 UTC
()
Proposer:
Authorizers:
Gas used:
46