Flow price: --
a37ba8af1ab8a5a3fddcba8b400f791ff1d17cdb199fe855fa42b9c44707e4a2

Transaction

Hash: a37ba8af1ab8a5a3fddcba8b400f791ff1d17cdb199fe855fa42b9c44707e4a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a37ba8af1ab8a5a3fddcba8b400f791ff1d17cdb199fe855fa42b9c44707e4a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a37ba8af1ab8a5a3fddcba8b400f791ff1d17cdb199fe855fa42b9c44707e4a2
Status:
ERROR
Block height:
40027327
Block id:
100ca3d399465d3fc914f6c7178c90afbf01030edcafb0e27c0c20e696ae4933
Timestamp:
Monday 31 October 2022 at 04:38:13 UTC
()
Proposer:
Authorizers:
Gas used:
49