Flow price: --
5125a0b08b11919372ff97f7057e038403e13c52ffe51d0cf5da12aa741bb9da

Transaction

Hash: 5125a0b08b11919372ff97f7057e038403e13c52ffe51d0cf5da12aa741bb9da
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5125a0b08b11919372ff97f7057e038403e13c52ffe51d0cf5da12aa741bb9da: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:
5125a0b08b11919372ff97f7057e038403e13c52ffe51d0cf5da12aa741bb9da
Status:
ERROR
Block height:
40144919
Block id:
c6f0e8039d602eab12eedf93e7362878480939dbf05069a00aa27f63761c0c81
Timestamp:
Wednesday 2 November 2022 at 04:10:04 UTC
()
Proposer:
Authorizers:
Gas used:
49