Flow price: --
d12836e2b836d45e0e98c3e1f39c9dfbfa410040cea13e7cc4edae49a8d77739

Transaction

Hash: d12836e2b836d45e0e98c3e1f39c9dfbfa410040cea13e7cc4edae49a8d77739
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d12836e2b836d45e0e98c3e1f39c9dfbfa410040cea13e7cc4edae49a8d77739:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d12836e2b836d45e0e98c3e1f39c9dfbfa410040cea13e7cc4edae49a8d77739
Status:
ERROR
Block height:
39867824
Block id:
85f615bbeaf1dc3eb5efa66d848685f415f805699235b686433d37af046cc863
Timestamp:
Friday 28 October 2022 at 12:57:22 UTC
()
Proposer:
Authorizers:
Gas used:
55