Flow price: --
6eeb83e2c4bccb516ed1556226e22b8a884be7a4cbb8d29fedb98f4aecfaadb3

Transaction

Hash: 6eeb83e2c4bccb516ed1556226e22b8a884be7a4cbb8d29fedb98f4aecfaadb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6eeb83e2c4bccb516ed1556226e22b8a884be7a4cbb8d29fedb98f4aecfaadb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6eeb83e2c4bccb516ed1556226e22b8a884be7a4cbb8d29fedb98f4aecfaadb3
Status:
ERROR
Block height:
39924902
Block id:
b1829214f0f15ca344adf5ec53baa7e41aebc703153c66c4c9b141d75c8cc785
Timestamp:
Saturday 29 October 2022 at 11:45:22 UTC
()
Proposer:
Authorizers:
Gas used:
47