Flow price: --
e3518c714065c6daf3e99b9e321189885af8a759ee71af0fbf6dbea7b8dcd7b7

Transaction

Hash: e3518c714065c6daf3e99b9e321189885af8a759ee71af0fbf6dbea7b8dcd7b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e3518c714065c6daf3e99b9e321189885af8a759ee71af0fbf6dbea7b8dcd7b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e3518c714065c6daf3e99b9e321189885af8a759ee71af0fbf6dbea7b8dcd7b7
Status:
ERROR
Block height:
40040395
Block id:
442ba4b43f3f073fc1a4d755c8a4a513450593731f43dbc3147f4b1429f3cca3
Timestamp:
Monday 31 October 2022 at 09:53:33 UTC
()
Proposer:
Authorizers:
Gas used:
46