Flow price: --
cf076ff181afff4621c2b166f1c0487e0270d878e93c119c4cd46bc3bfa95796

Transaction

Hash: cf076ff181afff4621c2b166f1c0487e0270d878e93c119c4cd46bc3bfa95796
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cf076ff181afff4621c2b166f1c0487e0270d878e93c119c4cd46bc3bfa95796:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cf076ff181afff4621c2b166f1c0487e0270d878e93c119c4cd46bc3bfa95796
Status:
ERROR
Block height:
39813350
Block id:
0eedcbf4aa0285a0f3609156c37b28fb4a2f7874f8607985c405e0acc1b9f0cc
Timestamp:
Thursday 27 October 2022 at 14:58:51 UTC
()
Proposer:
Authorizers:
Gas used:
47