Flow price: --
4fd12e096ebb5c67ff0c4ff97bbb18840a5b22c655b5c411fa155723471aeb29

Transaction

Hash: 4fd12e096ebb5c67ff0c4ff97bbb18840a5b22c655b5c411fa155723471aeb29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4fd12e096ebb5c67ff0c4ff97bbb18840a5b22c655b5c411fa155723471aeb29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4fd12e096ebb5c67ff0c4ff97bbb18840a5b22c655b5c411fa155723471aeb29
Status:
ERROR
Block height:
40010413
Block id:
101615fc71e113f3bf50fa0860504a72763073659b341e493df90a450396445e
Timestamp:
Sunday 30 October 2022 at 21:54:37 UTC
()
Proposer:
Authorizers:
Gas used:
49