Flow price: --
2ea8d988df183588c2123b95f5cebd0c41d9e5b17536c51d7a6493c7b9fde464

Transaction

Hash: 2ea8d988df183588c2123b95f5cebd0c41d9e5b17536c51d7a6493c7b9fde464
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2ea8d988df183588c2123b95f5cebd0c41d9e5b17536c51d7a6493c7b9fde464:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2ea8d988df183588c2123b95f5cebd0c41d9e5b17536c51d7a6493c7b9fde464
Status:
ERROR
Block height:
39949735
Block id:
2ac19b51100b1eda64957fcbf005ef68d18784e64084db52251a3da7e09deb7b
Timestamp:
Saturday 29 October 2022 at 21:43:49 UTC
()
Proposer:
Authorizers:
Gas used:
46