Flow price: --
1dd19006cca7d7131fb760755861d2e1e40e06b5727d5718347312c837536776

Transaction

Hash: 1dd19006cca7d7131fb760755861d2e1e40e06b5727d5718347312c837536776
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1dd19006cca7d7131fb760755861d2e1e40e06b5727d5718347312c837536776:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1dd19006cca7d7131fb760755861d2e1e40e06b5727d5718347312c837536776
Status:
ERROR
Block height:
39931934
Block id:
ab4c5fd351f8708345dba05f057da271ff6e7407bf66ab536ffb003126ff54e0
Timestamp:
Saturday 29 October 2022 at 14:36:20 UTC
()
Proposer:
Authorizers:
Gas used:
46