Flow price: --
c24c9852c4aee5d436a787c5e7eaf14220656a09e35fdb16acf9cdc2a9dac5ce

Transaction

Hash: c24c9852c4aee5d436a787c5e7eaf14220656a09e35fdb16acf9cdc2a9dac5ce
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c24c9852c4aee5d436a787c5e7eaf14220656a09e35fdb16acf9cdc2a9dac5ce: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:
c24c9852c4aee5d436a787c5e7eaf14220656a09e35fdb16acf9cdc2a9dac5ce
Status:
ERROR
Block height:
40107978
Block id:
6d8c95a333212c1b61f6c0a9b0dfe9b23dd307d12596d0c7d32b6631524828f0
Timestamp:
Tuesday 1 November 2022 at 13:08:45 UTC
()
Proposer:
Authorizers:
Gas used:
47