Flow price: --
a5c773fc2219e14bfb8fe5c1af7e84c4d22604c9393245f46dca84676d3f7068

Transaction

Hash: a5c773fc2219e14bfb8fe5c1af7e84c4d22604c9393245f46dca84676d3f7068
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a5c773fc2219e14bfb8fe5c1af7e84c4d22604c9393245f46dca84676d3f7068:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a5c773fc2219e14bfb8fe5c1af7e84c4d22604c9393245f46dca84676d3f7068
Status:
ERROR
Block height:
39937944
Block id:
fc6b650e20ccf52d9f8d0e2432b98619e3577fd3d4643a0a3717145ba2cc68a8
Timestamp:
Saturday 29 October 2022 at 17:02:07 UTC
()
Proposer:
Authorizers:
Gas used:
47