Flow price: --
c7277e89ec66ece785ea4e7be91ecd28b749c6bf510f926a6254078131191e2b

Transaction

Hash: c7277e89ec66ece785ea4e7be91ecd28b749c6bf510f926a6254078131191e2b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7277e89ec66ece785ea4e7be91ecd28b749c6bf510f926a6254078131191e2b: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:
c7277e89ec66ece785ea4e7be91ecd28b749c6bf510f926a6254078131191e2b
Status:
ERROR
Block height:
39746998
Block id:
67a638f01b879a2a27ed319b8222c2b83c5ed8fe65e08c209a4b4d2eb85f8a18
Timestamp:
Wednesday 26 October 2022 at 12:15:06 UTC
()
Proposer:
Authorizers:
Gas used:
46