Flow price: --
e45e5a253eadb7e7c5250a7de1a540f7b5a54f7398c2dce9333d2f03c10fd6a8

Transaction

Hash: e45e5a253eadb7e7c5250a7de1a540f7b5a54f7398c2dce9333d2f03c10fd6a8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e45e5a253eadb7e7c5250a7de1a540f7b5a54f7398c2dce9333d2f03c10fd6a8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e45e5a253eadb7e7c5250a7de1a540f7b5a54f7398c2dce9333d2f03c10fd6a8
Status:
ERROR
Block height:
40162856
Block id:
5aeb424d92eab8ead3cf9a153da505275d3ec7c32ae239341a5b8ec73ea097a2
Timestamp:
Wednesday 2 November 2022 at 11:28:06 UTC
()
Proposer:
Authorizers:
Gas used:
67