Flow price: --
b62c568e0458be4ea0d1fc4943c8f4b492e84c9c3736a9f9aa1acbee87344da9

Transaction

Hash: b62c568e0458be4ea0d1fc4943c8f4b492e84c9c3736a9f9aa1acbee87344da9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b62c568e0458be4ea0d1fc4943c8f4b492e84c9c3736a9f9aa1acbee87344da9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b62c568e0458be4ea0d1fc4943c8f4b492e84c9c3736a9f9aa1acbee87344da9
Status:
ERROR
Block height:
40115726
Block id:
dfad0bca2692d8bd33988ea8a3dbe642d0157247977a2a55f7d7955125178ac5
Timestamp:
Tuesday 1 November 2022 at 16:17:01 UTC
()
Proposer:
Authorizers:
Gas used:
47