Flow price: --
b4b7898b6ad5e5b36f3c549e849177fce4ffcbd5755c8fb3882c890b55b56fd4

Transaction

Hash: b4b7898b6ad5e5b36f3c549e849177fce4ffcbd5755c8fb3882c890b55b56fd4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b4b7898b6ad5e5b36f3c549e849177fce4ffcbd5755c8fb3882c890b55b56fd4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b4b7898b6ad5e5b36f3c549e849177fce4ffcbd5755c8fb3882c890b55b56fd4
Status:
ERROR
Block height:
40168930
Block id:
de7dca0aecc1568800785fc841a3a1f3fe396aa3ade3268db4ade32085598905
Timestamp:
Wednesday 2 November 2022 at 13:54:21 UTC
()
Proposer:
Authorizers:
Gas used:
48