Flow price: --
f28dfa6e89ca2b62c52ed7ede37e9d6e58802c3d5eeacce0d9943664d984855b

Transaction

Hash: f28dfa6e89ca2b62c52ed7ede37e9d6e58802c3d5eeacce0d9943664d984855b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f28dfa6e89ca2b62c52ed7ede37e9d6e58802c3d5eeacce0d9943664d984855b: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:
f28dfa6e89ca2b62c52ed7ede37e9d6e58802c3d5eeacce0d9943664d984855b
Status:
ERROR
Block height:
40054378
Block id:
abd9bb3a8895eaea748706bf900c069cc1d9c4b32b986790a45f430a098999c9
Timestamp:
Monday 31 October 2022 at 15:32:35 UTC
()
Proposer:
Authorizers:
Gas used:
46