Flow price: --
b70f1906617faf5c59cfabbb28811886b34a1b61543484475cb445e2e3328c34

Transaction

Hash: b70f1906617faf5c59cfabbb28811886b34a1b61543484475cb445e2e3328c34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b70f1906617faf5c59cfabbb28811886b34a1b61543484475cb445e2e3328c34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b70f1906617faf5c59cfabbb28811886b34a1b61543484475cb445e2e3328c34
Status:
ERROR
Block height:
39991948
Block id:
efff93b441a56d1358391f73550faa0f015fc737be24ba62b907a0b1c3c25a03
Timestamp:
Sunday 30 October 2022 at 14:32:16 UTC
()
Proposer:
Authorizers:
Gas used:
46