Flow price: --
571c363de77999c7f020a67721ef7609c98bc314eb280c5f61e4aa99b79f5abf

Transaction

Hash: 571c363de77999c7f020a67721ef7609c98bc314eb280c5f61e4aa99b79f5abf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 571c363de77999c7f020a67721ef7609c98bc314eb280c5f61e4aa99b79f5abf: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:
571c363de77999c7f020a67721ef7609c98bc314eb280c5f61e4aa99b79f5abf
Status:
ERROR
Block height:
39785843
Block id:
87cc152a66cfaf092061c86816c301c12f8d3d03fd2adeaee6bdb7aa0ff486fd
Timestamp:
Thursday 27 October 2022 at 03:53:12 UTC
()
Proposer:
Authorizers:
Gas used:
47