Flow price: --
354505bedd16ec0b05437047b2ba7cf0c2c1b401526b27818cf788e64c41aabf

Transaction

Hash: 354505bedd16ec0b05437047b2ba7cf0c2c1b401526b27818cf788e64c41aabf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 354505bedd16ec0b05437047b2ba7cf0c2c1b401526b27818cf788e64c41aabf: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:
354505bedd16ec0b05437047b2ba7cf0c2c1b401526b27818cf788e64c41aabf
Status:
ERROR
Block height:
39916731
Block id:
41a65a9501056f5f3c598426969dfdc9f9177e2020fd0b2f01e751df98dcf61d
Timestamp:
Saturday 29 October 2022 at 08:27:58 UTC
()
Proposer:
Authorizers:
Gas used:
49