Flow price: --
c08d3404944b9b80961b1f64a8a120f7e181014a2add8da645b94d5ceec2e73c

Transaction

Hash: c08d3404944b9b80961b1f64a8a120f7e181014a2add8da645b94d5ceec2e73c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c08d3404944b9b80961b1f64a8a120f7e181014a2add8da645b94d5ceec2e73c: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:
c08d3404944b9b80961b1f64a8a120f7e181014a2add8da645b94d5ceec2e73c
Status:
ERROR
Block height:
40052004
Block id:
88f66469dc7a2ea5b77a2c1481557e8b04156c48d8d89fac8928504e536c3739
Timestamp:
Monday 31 October 2022 at 14:34:44 UTC
()
Proposer:
Authorizers:
Gas used:
46