Flow price: --
f6034cfc2927b5735e86974e38e2ab50c8c14c717a3a1274b8cb2a2ab5ec91eb

Transaction

Hash: f6034cfc2927b5735e86974e38e2ab50c8c14c717a3a1274b8cb2a2ab5ec91eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f6034cfc2927b5735e86974e38e2ab50c8c14c717a3a1274b8cb2a2ab5ec91eb: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:
f6034cfc2927b5735e86974e38e2ab50c8c14c717a3a1274b8cb2a2ab5ec91eb
Status:
ERROR
Block height:
40081914
Block id:
17d8e9393c538c104c4016cd263f35e2e1ce942f66433d3db2c439762ebf3679
Timestamp:
Tuesday 1 November 2022 at 02:34:26 UTC
()
Proposer:
Authorizers:
Gas used:
46