Flow price: --
d22eb6f7d5f70943377c033d98ecb2f8b0aa61ddf393fd56e99e7bb74c54d876

Transaction

Hash: d22eb6f7d5f70943377c033d98ecb2f8b0aa61ddf393fd56e99e7bb74c54d876
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d22eb6f7d5f70943377c033d98ecb2f8b0aa61ddf393fd56e99e7bb74c54d876:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d22eb6f7d5f70943377c033d98ecb2f8b0aa61ddf393fd56e99e7bb74c54d876
Status:
ERROR
Block height:
40034375
Block id:
ca4a6fc64fb553fbed163b28428bf0716c895dc693610264dfb1cc8595410bb6
Timestamp:
Monday 31 October 2022 at 07:28:53 UTC
()
Proposer:
Authorizers:
Gas used:
50