Flow price: --
23c6e55009c2bea7b80d80bb23bc122057ab275314e4e8ac908e21d9df06b573

Transaction

Hash: 23c6e55009c2bea7b80d80bb23bc122057ab275314e4e8ac908e21d9df06b573
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 23c6e55009c2bea7b80d80bb23bc122057ab275314e4e8ac908e21d9df06b573:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
23c6e55009c2bea7b80d80bb23bc122057ab275314e4e8ac908e21d9df06b573
Status:
ERROR
Block height:
40058800
Block id:
c8d9dd3aaad86ab0a22dba6d14db8d9989c575657c9308d9533af0a84ac9739f
Timestamp:
Monday 31 October 2022 at 17:20:50 UTC
()
Proposer:
Authorizers:
Gas used:
49