Flow price: --
26af51914a1446e57c63eb5fdc14c5751b83a00fb71017971e3a681e1af1dc56

Transaction

Hash: 26af51914a1446e57c63eb5fdc14c5751b83a00fb71017971e3a681e1af1dc56
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 26af51914a1446e57c63eb5fdc14c5751b83a00fb71017971e3a681e1af1dc56:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
26af51914a1446e57c63eb5fdc14c5751b83a00fb71017971e3a681e1af1dc56
Status:
ERROR
Block height:
40032245
Block id:
7e66ba5b204d713675dd52098e50a6017e1522736c90b6ae1b42b9a5238df49d
Timestamp:
Monday 31 October 2022 at 06:37:40 UTC
()
Proposer:
Authorizers:
Gas used:
50