Flow price: --
8195553c506e4211ec4dcee6952d91579df6f6dae24350c3575d08a6a5f54bdc

Transaction

Hash: 8195553c506e4211ec4dcee6952d91579df6f6dae24350c3575d08a6a5f54bdc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8195553c506e4211ec4dcee6952d91579df6f6dae24350c3575d08a6a5f54bdc: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:
8195553c506e4211ec4dcee6952d91579df6f6dae24350c3575d08a6a5f54bdc
Status:
ERROR
Block height:
40113625
Block id:
5a8dfe6c8eb5176b4eba1e1eb4d6a546466468ae0d9e7e94176087a69ee7148b
Timestamp:
Tuesday 1 November 2022 at 15:25:42 UTC
()
Proposer:
Authorizers:
Gas used:
47