Flow price: --
e8d1f6088d792787dea06845ad59d5ab01f094c0295f2e7828bde41eb4b6aace

Transaction

Hash: e8d1f6088d792787dea06845ad59d5ab01f094c0295f2e7828bde41eb4b6aace
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e8d1f6088d792787dea06845ad59d5ab01f094c0295f2e7828bde41eb4b6aace: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:
e8d1f6088d792787dea06845ad59d5ab01f094c0295f2e7828bde41eb4b6aace
Status:
ERROR
Block height:
40035615
Block id:
d36f3f4b1a7c65b79e91abca6be1050313b72ef223aaeee0304b94876f24ebcd
Timestamp:
Monday 31 October 2022 at 07:58:15 UTC
()
Proposer:
Authorizers:
Gas used:
47