Flow price: --
9b630f85dc1b8bd70f3201332bad95c8f50fd8dfd184d0703a437b9cf5ffb43c

Transaction

Hash: 9b630f85dc1b8bd70f3201332bad95c8f50fd8dfd184d0703a437b9cf5ffb43c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9b630f85dc1b8bd70f3201332bad95c8f50fd8dfd184d0703a437b9cf5ffb43c: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:
9b630f85dc1b8bd70f3201332bad95c8f50fd8dfd184d0703a437b9cf5ffb43c
Status:
ERROR
Block height:
39752677
Block id:
9d599c4947371bb8f867e33f029a43b64af08efb3e6cfe01cec91857a8847f3b
Timestamp:
Wednesday 26 October 2022 at 14:31:35 UTC
()
Proposer:
Authorizers:
Gas used:
46