Flow price: --
039660b30fb9751e6be16e90c2bbf58547af4f8b7c44d3f49512387e1c3cff55

Transaction

Hash: 039660b30fb9751e6be16e90c2bbf58547af4f8b7c44d3f49512387e1c3cff55
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 039660b30fb9751e6be16e90c2bbf58547af4f8b7c44d3f49512387e1c3cff55:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
039660b30fb9751e6be16e90c2bbf58547af4f8b7c44d3f49512387e1c3cff55
Status:
ERROR
Block height:
40083367
Block id:
4868889c3bd9c40463857405fe2f6c2c8eacc406affef6333731c58085c0d80f
Timestamp:
Tuesday 1 November 2022 at 03:09:19 UTC
()
Proposer:
Authorizers:
Gas used:
47