Flow price: --
9cf16617a0b4d6e7858f66cf364ad5b5127da8c7d109ff5e0a3908ef15fb2c9d

Transaction

Hash: 9cf16617a0b4d6e7858f66cf364ad5b5127da8c7d109ff5e0a3908ef15fb2c9d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9cf16617a0b4d6e7858f66cf364ad5b5127da8c7d109ff5e0a3908ef15fb2c9d: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:
9cf16617a0b4d6e7858f66cf364ad5b5127da8c7d109ff5e0a3908ef15fb2c9d
Status:
ERROR
Block height:
40167219
Block id:
f1219db24151424641aa2a14449e4951e92093f469d7c3926159608c2345b109
Timestamp:
Wednesday 2 November 2022 at 13:13:05 UTC
()
Proposer:
Authorizers:
Gas used:
48