Flow price: --
161704af2fb8a5bcefcf6d38da92eea9c5baaa1ab5586afd3564afc3663176c5

Transaction

Hash: 161704af2fb8a5bcefcf6d38da92eea9c5baaa1ab5586afd3564afc3663176c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 161704af2fb8a5bcefcf6d38da92eea9c5baaa1ab5586afd3564afc3663176c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
161704af2fb8a5bcefcf6d38da92eea9c5baaa1ab5586afd3564afc3663176c5
Status:
ERROR
Block height:
40167177
Block id:
cb83a699fbfe42c03c8851eb418196ab0078dc9634486abd88622260d01a543f
Timestamp:
Wednesday 2 November 2022 at 13:11:58 UTC
()
Proposer:
Authorizers:
Gas used:
47