Flow price: --
524a9388e6ae57ab89c6ac20d1cf1dd059d6b5405246db6d96e30a58a7215697

Transaction

Hash: 524a9388e6ae57ab89c6ac20d1cf1dd059d6b5405246db6d96e30a58a7215697
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 524a9388e6ae57ab89c6ac20d1cf1dd059d6b5405246db6d96e30a58a7215697:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
524a9388e6ae57ab89c6ac20d1cf1dd059d6b5405246db6d96e30a58a7215697
Status:
ERROR
Block height:
39997182
Block id:
4e498795a136a69220429c27fcbb49ef2a1f1902b9df5022c11e18c37f9990ae
Timestamp:
Sunday 30 October 2022 at 16:38:11 UTC
()
Proposer:
Authorizers:
Gas used:
48