Flow price: --
180f86b01addc9ec243b73089f3bc347effae52c05dc358e2645288a3f6c2850

Transaction

Hash: 180f86b01addc9ec243b73089f3bc347effae52c05dc358e2645288a3f6c2850
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 180f86b01addc9ec243b73089f3bc347effae52c05dc358e2645288a3f6c2850:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
180f86b01addc9ec243b73089f3bc347effae52c05dc358e2645288a3f6c2850
Status:
ERROR
Block height:
39745763
Block id:
779cda42340adba9afc2173f87e197f832f17e1b0d314c107f81f4bc03d11e74
Timestamp:
Wednesday 26 October 2022 at 11:45:15 UTC
()
Proposer:
Authorizers:
Gas used:
47