Flow price: --
30f895ce740fdb63798ebc9e3c3c0e09c7cc4bd6c81cecd92a9d4d3c1b30bc44

Transaction

Hash: 30f895ce740fdb63798ebc9e3c3c0e09c7cc4bd6c81cecd92a9d4d3c1b30bc44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 30f895ce740fdb63798ebc9e3c3c0e09c7cc4bd6c81cecd92a9d4d3c1b30bc44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
30f895ce740fdb63798ebc9e3c3c0e09c7cc4bd6c81cecd92a9d4d3c1b30bc44
Status:
ERROR
Block height:
39753691
Block id:
d7ba90cd8a264cbe15f2fc22eb1c34259fd7b89c0150d04378288ac0a248e406
Timestamp:
Wednesday 26 October 2022 at 14:56:09 UTC
()
Proposer:
Authorizers:
Gas used:
49