Flow price: --
4472c1c7df703d0eb28eaef0fed539c386da21bad96498db2f71af0bebb2982f

Transaction

Hash: 4472c1c7df703d0eb28eaef0fed539c386da21bad96498db2f71af0bebb2982f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4472c1c7df703d0eb28eaef0fed539c386da21bad96498db2f71af0bebb2982f: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:
4472c1c7df703d0eb28eaef0fed539c386da21bad96498db2f71af0bebb2982f
Status:
ERROR
Block height:
39747324
Block id:
d885411651082a75e8a9880b7980539417e1b0461046f36ed2a1e7f4747868e9
Timestamp:
Wednesday 26 October 2022 at 12:22:57 UTC
()
Proposer:
Authorizers:
Gas used:
47