Flow price: --
16987330741ff037e00dac551d9a77c89dbc5e584afbb15e4044300e92960b61

Transaction

Hash: 16987330741ff037e00dac551d9a77c89dbc5e584afbb15e4044300e92960b61
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 16987330741ff037e00dac551d9a77c89dbc5e584afbb15e4044300e92960b61:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
16987330741ff037e00dac551d9a77c89dbc5e584afbb15e4044300e92960b61
Status:
ERROR
Block height:
40095824
Block id:
af9f00f0de0c6c55928a5e76680ca6dff9b25dd1334134a904c3a2b45835a96e
Timestamp:
Tuesday 1 November 2022 at 08:13:38 UTC
()
Proposer:
Authorizers:
Gas used:
47