Flow price: --
270ad73f3f55dafbd976eb4ca631b2483a555d2ecb3c3bd1a1f6ed8e89478f4e

Transaction

Hash: 270ad73f3f55dafbd976eb4ca631b2483a555d2ecb3c3bd1a1f6ed8e89478f4e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 270ad73f3f55dafbd976eb4ca631b2483a555d2ecb3c3bd1a1f6ed8e89478f4e: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:
270ad73f3f55dafbd976eb4ca631b2483a555d2ecb3c3bd1a1f6ed8e89478f4e
Status:
ERROR
Block height:
40038648
Block id:
363b75609c76698e7e3fa17ce50e714f76a27dd0866fe148fdf98405a0d65a31
Timestamp:
Monday 31 October 2022 at 09:11:21 UTC
()
Proposer:
Authorizers:
Gas used:
50