Flow price: --
719b17b5657213b3c1d12826b67c21dfcec031f42b3016a5cf048d505961c640

Transaction

Hash: 719b17b5657213b3c1d12826b67c21dfcec031f42b3016a5cf048d505961c640
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 719b17b5657213b3c1d12826b67c21dfcec031f42b3016a5cf048d505961c640:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
719b17b5657213b3c1d12826b67c21dfcec031f42b3016a5cf048d505961c640
Status:
ERROR
Block height:
40100716
Block id:
dee216e156afaaa1009614e34fc49f7b430013dc991ab89e961ec5c23cff3ac9
Timestamp:
Tuesday 1 November 2022 at 10:12:26 UTC
()
Proposer:
Authorizers:
Gas used:
47