Flow price: --
f24e4b03f042b3e012038ce5e00a0a7ab9fa26e29b001a7b512eeca7cc2de96d

Transaction

Hash: f24e4b03f042b3e012038ce5e00a0a7ab9fa26e29b001a7b512eeca7cc2de96d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f24e4b03f042b3e012038ce5e00a0a7ab9fa26e29b001a7b512eeca7cc2de96d: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:
f24e4b03f042b3e012038ce5e00a0a7ab9fa26e29b001a7b512eeca7cc2de96d
Status:
ERROR
Block height:
39936897
Block id:
d76a4f3f3814d94f04698f56adec5a45f4e8ab87bdfaffee7adb694d19565e9f
Timestamp:
Saturday 29 October 2022 at 16:36:57 UTC
()
Proposer:
Authorizers:
Gas used:
48