Flow price: --
21a4102d12fe4e17c02613af3f3d363660918ce1a5206be252ef010b9ed436ef

Transaction

Hash: 21a4102d12fe4e17c02613af3f3d363660918ce1a5206be252ef010b9ed436ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21a4102d12fe4e17c02613af3f3d363660918ce1a5206be252ef010b9ed436ef: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:
21a4102d12fe4e17c02613af3f3d363660918ce1a5206be252ef010b9ed436ef
Status:
ERROR
Block height:
39946841
Block id:
7d3dc8599c22bda5a2a9209a93f5f6f7d9dfc254ef12ab15d86281974c32f192
Timestamp:
Saturday 29 October 2022 at 20:35:13 UTC
()
Proposer:
Authorizers:
Gas used:
57