Flow price: --
233f9fa93d09dbcb576d81caa211cc43a2233fc8a2c741d86eae30b15b7b7780

Transaction

Hash: 233f9fa93d09dbcb576d81caa211cc43a2233fc8a2c741d86eae30b15b7b7780
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 233f9fa93d09dbcb576d81caa211cc43a2233fc8a2c741d86eae30b15b7b7780:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
233f9fa93d09dbcb576d81caa211cc43a2233fc8a2c741d86eae30b15b7b7780
Status:
ERROR
Block height:
39838367
Block id:
7159dc3650b95d666ce52c89b9de1f00424556aab4f2cbfe4dd972d5c83bc16a
Timestamp:
Friday 28 October 2022 at 01:04:47 UTC
()
Proposer:
Authorizers:
Gas used:
51