Flow price: --
8636be9e1bd374fabf0dce884bbb0bbe98e820d04cee4f7c7ae4467217359bcf

Transaction

Hash: 8636be9e1bd374fabf0dce884bbb0bbe98e820d04cee4f7c7ae4467217359bcf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8636be9e1bd374fabf0dce884bbb0bbe98e820d04cee4f7c7ae4467217359bcf: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:
8636be9e1bd374fabf0dce884bbb0bbe98e820d04cee4f7c7ae4467217359bcf
Status:
ERROR
Block height:
40059979
Block id:
5a1f1ff8311b585aefb16a995237a8e6aa8cd333bc1f48f4928285e63148cd9b
Timestamp:
Monday 31 October 2022 at 17:49:06 UTC
()
Proposer:
Authorizers:
Gas used:
52