Flow price: --
2f6aa5e0d90ff5123f3cd8ec5df4bd5645b3b4060d913b7c65a5ac1ea4c2da43

Transaction

Hash: 2f6aa5e0d90ff5123f3cd8ec5df4bd5645b3b4060d913b7c65a5ac1ea4c2da43
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2f6aa5e0d90ff5123f3cd8ec5df4bd5645b3b4060d913b7c65a5ac1ea4c2da43:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2f6aa5e0d90ff5123f3cd8ec5df4bd5645b3b4060d913b7c65a5ac1ea4c2da43
Status:
ERROR
Block height:
39840144
Block id:
5e94b7061ed8e5c7ace4fc4e13a2287c2c5d77fb5ad4803afd14ffa1ed59376f
Timestamp:
Friday 28 October 2022 at 01:48:11 UTC
()
Proposer:
Authorizers:
Gas used:
60