Flow price: --
b9d71848ed5d1aedf374cc19aaaf05e64b2bc0eb8a5d890871b0f64719e8045f

Transaction

Hash: b9d71848ed5d1aedf374cc19aaaf05e64b2bc0eb8a5d890871b0f64719e8045f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9d71848ed5d1aedf374cc19aaaf05e64b2bc0eb8a5d890871b0f64719e8045f: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:
b9d71848ed5d1aedf374cc19aaaf05e64b2bc0eb8a5d890871b0f64719e8045f
Status:
ERROR
Block height:
39902596
Block id:
bf5135af33ecd9f32077da1172033b88d319376e0a992fe5988a84854794d9c3
Timestamp:
Saturday 29 October 2022 at 02:47:52 UTC
()
Proposer:
Authorizers:
Gas used:
47