Flow price: --
872b2c509a1913d9994911c0bee9bbfc8a0d58e2f0a46ca28c7f2bec4437acae

Transaction

Hash: 872b2c509a1913d9994911c0bee9bbfc8a0d58e2f0a46ca28c7f2bec4437acae
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 872b2c509a1913d9994911c0bee9bbfc8a0d58e2f0a46ca28c7f2bec4437acae: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:
872b2c509a1913d9994911c0bee9bbfc8a0d58e2f0a46ca28c7f2bec4437acae
Status:
ERROR
Block height:
39863133
Block id:
3ddce4b9378f270f61cd037bbe3d7ed2221c00b680f8ae9063f7e8c4041ebdea
Timestamp:
Friday 28 October 2022 at 11:04:12 UTC
()
Proposer:
Authorizers:
Gas used:
46