Flow price: --
918f49ac4d02349e12c2e40e10d0e935030e759d4ba4e4b0d714950dc4a8beb7

Transaction

Hash: 918f49ac4d02349e12c2e40e10d0e935030e759d4ba4e4b0d714950dc4a8beb7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 918f49ac4d02349e12c2e40e10d0e935030e759d4ba4e4b0d714950dc4a8beb7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
918f49ac4d02349e12c2e40e10d0e935030e759d4ba4e4b0d714950dc4a8beb7
Status:
ERROR
Block height:
39980489
Block id:
757adff5331f781fb0d894d2f2c90b7bd23f93a0fadd762b5e6f07b4405950b9
Timestamp:
Sunday 30 October 2022 at 09:57:17 UTC
()
Proposer:
Authorizers:
Gas used:
46