Flow price: --
66f9c365531e60055237714f81315ea5d3d5175706da12e50c8a2a0e080891ee

Transaction

Hash: 66f9c365531e60055237714f81315ea5d3d5175706da12e50c8a2a0e080891ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66f9c365531e60055237714f81315ea5d3d5175706da12e50c8a2a0e080891ee: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:
66f9c365531e60055237714f81315ea5d3d5175706da12e50c8a2a0e080891ee
Status:
ERROR
Block height:
39817288
Block id:
351e79a2c19aee4d2eb4ff579ddb5ff9b8419e224d66aa3d9a6fbbd29e00fcfc
Timestamp:
Thursday 27 October 2022 at 16:34:03 UTC
()
Proposer:
Authorizers:
Gas used:
47