Flow price: --
1daae0385921903cef5e1860b8e30c5e52b99146a3099e3b18e2c0e7434ca949

Transaction

Hash: 1daae0385921903cef5e1860b8e30c5e52b99146a3099e3b18e2c0e7434ca949
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1daae0385921903cef5e1860b8e30c5e52b99146a3099e3b18e2c0e7434ca949:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1daae0385921903cef5e1860b8e30c5e52b99146a3099e3b18e2c0e7434ca949
Status:
ERROR
Block height:
39992091
Block id:
b64124b061971f402a827fa076d131aa4869bb9161ef96c98eec3b6e594601f4
Timestamp:
Sunday 30 October 2022 at 14:35:44 UTC
()
Proposer:
Authorizers:
Gas used:
48