Flow price: --
35a3c136a9b7b7fb64725af2594549a55323c3bd4bc56872d46c8af75d4e08b6

Transaction

Hash: 35a3c136a9b7b7fb64725af2594549a55323c3bd4bc56872d46c8af75d4e08b6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 35a3c136a9b7b7fb64725af2594549a55323c3bd4bc56872d46c8af75d4e08b6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
35a3c136a9b7b7fb64725af2594549a55323c3bd4bc56872d46c8af75d4e08b6
Status:
ERROR
Block height:
40030434
Block id:
bf9a4eb275b9328e69222717017bbc15b8d8bb364d8ad9727afd23eed1153679
Timestamp:
Monday 31 October 2022 at 05:53:45 UTC
()
Proposer:
Authorizers:
Gas used:
49