Flow price: --
a269b7d0f80fffead4bd5a3b89b5ff44ff5939abd0da570e0e168e81e3fc1ae2

Transaction

Hash: a269b7d0f80fffead4bd5a3b89b5ff44ff5939abd0da570e0e168e81e3fc1ae2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a269b7d0f80fffead4bd5a3b89b5ff44ff5939abd0da570e0e168e81e3fc1ae2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a269b7d0f80fffead4bd5a3b89b5ff44ff5939abd0da570e0e168e81e3fc1ae2
Status:
ERROR
Block height:
39737710
Block id:
24c4d1d483378e1c008bb060e3c29ff32f7238613336e7b3f42ad34d243de8d7
Timestamp:
Wednesday 26 October 2022 at 08:29:34 UTC
()
Proposer:
Authorizers:
Gas used:
47