Flow price: --
99da5dc801e43831a28ae4918a2d43395fcf70a35bdd3cb805b7b510701d2463

Transaction

Hash: 99da5dc801e43831a28ae4918a2d43395fcf70a35bdd3cb805b7b510701d2463
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99da5dc801e43831a28ae4918a2d43395fcf70a35bdd3cb805b7b510701d2463:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
99da5dc801e43831a28ae4918a2d43395fcf70a35bdd3cb805b7b510701d2463
Status:
ERROR
Block height:
39830156
Block id:
14308fb661aa71936f56db5a827068493a692ae775d4b43c82caf559e68af240
Timestamp:
Thursday 27 October 2022 at 21:47:05 UTC
()
Proposer:
Authorizers:
Gas used:
47