Flow price: --
64bf7e2e05212e967d7ccddf73e51d75086ebefcfa5240ef9151b875aae86f73

Transaction

Hash: 64bf7e2e05212e967d7ccddf73e51d75086ebefcfa5240ef9151b875aae86f73
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 64bf7e2e05212e967d7ccddf73e51d75086ebefcfa5240ef9151b875aae86f73:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
64bf7e2e05212e967d7ccddf73e51d75086ebefcfa5240ef9151b875aae86f73
Status:
ERROR
Block height:
39944560
Block id:
c5c7c8e3fb9e6035d72a8035de555c7bff79e89b380ab68f719777625398dcb5
Timestamp:
Saturday 29 October 2022 at 19:40:51 UTC
()
Proposer:
Authorizers:
Gas used:
47