Flow price: --
f44191af2315cab96c49b5c4109ce9cd38b5d12e1347e74f97277acb3774d4e5

Transaction

Hash: f44191af2315cab96c49b5c4109ce9cd38b5d12e1347e74f97277acb3774d4e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f44191af2315cab96c49b5c4109ce9cd38b5d12e1347e74f97277acb3774d4e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f44191af2315cab96c49b5c4109ce9cd38b5d12e1347e74f97277acb3774d4e5
Status:
ERROR
Block height:
39778011
Block id:
d0c52e718267242e351baca2d7ffb3bb50a4b267dde8231424c05a1c0848940a
Timestamp:
Thursday 27 October 2022 at 00:43:20 UTC
()
Proposer:
Authorizers:
Gas used:
46