Flow price: --
898366a08b3963061b43b58b477f72aaaf5ecc8c8d9dc2a90fbafc9a0a46026c

Transaction

Hash: 898366a08b3963061b43b58b477f72aaaf5ecc8c8d9dc2a90fbafc9a0a46026c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 898366a08b3963061b43b58b477f72aaaf5ecc8c8d9dc2a90fbafc9a0a46026c: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:
898366a08b3963061b43b58b477f72aaaf5ecc8c8d9dc2a90fbafc9a0a46026c
Status:
ERROR
Block height:
39870512
Block id:
7d460315ea282eaf3f92d25e753471617bf877b06a812e23aa8101bddeccb4c0
Timestamp:
Friday 28 October 2022 at 14:02:00 UTC
()
Proposer:
Authorizers:
Gas used:
49