Flow price: --
2bd732147efd5916fac26c59ec1104ab706c9fcb3e33808b643b20a0e95419b8

Transaction

Hash: 2bd732147efd5916fac26c59ec1104ab706c9fcb3e33808b643b20a0e95419b8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2bd732147efd5916fac26c59ec1104ab706c9fcb3e33808b643b20a0e95419b8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2bd732147efd5916fac26c59ec1104ab706c9fcb3e33808b643b20a0e95419b8
Status:
ERROR
Block height:
39967486
Block id:
4745049157273d557d7476659a6c4f3165b8e7a416d9dab440a916ebe8583bb0
Timestamp:
Sunday 30 October 2022 at 04:44:58 UTC
()
Proposer:
Authorizers:
Gas used:
47