Flow price: --
763e079adcbf96350cb83f4168bc3a23bfef623b1dab338207977fe152b440e8

Transaction

Hash: 763e079adcbf96350cb83f4168bc3a23bfef623b1dab338207977fe152b440e8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 763e079adcbf96350cb83f4168bc3a23bfef623b1dab338207977fe152b440e8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
763e079adcbf96350cb83f4168bc3a23bfef623b1dab338207977fe152b440e8
Status:
ERROR
Block height:
39784136
Block id:
3909d08376b65111f58f5ef0e2332b1a3ed836dc9e754d39644e9aeea06c0bbb
Timestamp:
Thursday 27 October 2022 at 03:11:53 UTC
()
Proposer:
Authorizers:
Gas used:
47