Flow price: --
978a810e741f84ba02d88d2d74a60def7923cd984f6303e4360d7c47a04b373f

Transaction

Hash: 978a810e741f84ba02d88d2d74a60def7923cd984f6303e4360d7c47a04b373f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 978a810e741f84ba02d88d2d74a60def7923cd984f6303e4360d7c47a04b373f: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:
978a810e741f84ba02d88d2d74a60def7923cd984f6303e4360d7c47a04b373f
Status:
ERROR
Block height:
40104089
Block id:
d6073a6c81c7b8bcdd63027db240304c474ccf30ba7fe2069c3fedd900a44235
Timestamp:
Tuesday 1 November 2022 at 11:34:37 UTC
()
Proposer:
Authorizers:
Gas used:
47