Flow price: --
cf7951b11f4ccf69e96aa6f58c300a7e8767e06c02d48c5b7df5f906389598e9

Transaction

Hash: cf7951b11f4ccf69e96aa6f58c300a7e8767e06c02d48c5b7df5f906389598e9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cf7951b11f4ccf69e96aa6f58c300a7e8767e06c02d48c5b7df5f906389598e9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cf7951b11f4ccf69e96aa6f58c300a7e8767e06c02d48c5b7df5f906389598e9
Status:
ERROR
Block height:
39795553
Block id:
9be5d5e916bf394b35293dd06d0d13ad2b8f8d1bb1dedc5e6d982b03965cc02e
Timestamp:
Thursday 27 October 2022 at 07:47:55 UTC
()
Proposer:
Authorizers:
Gas used:
48